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Dr. Arun Gopalakrishnan

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Address:

Dr. Arun Gopalakrishnan
Additional Professor
कार्डियोलॉजी विभाग

Phone number:

8547609631

People - Cardiology Department

Dr. Arun Gopalakrishnan

Academic Qualifications

  • DM Cardiology, SCTIMST, Thiruvananthapuram, 2013-2015
  • MD Pediatrics, JIPMER, Puducherry, 2008-2011
  • MBBS, Government Medical College, Thiruvananthapuram, University of Kerala 2001 - 2007 (including internship)

Professional Record

  • Additional Professor, Division of Pediatric Cardiology, Department of Cardiology, SCTIMST, January 2023 till date
  • Associate Professor, Division of Pediatric Cardiology, Department of Cardiology, SCTIMST, September 2019 - December 2022
  • Assistant Professor, Cardiology, SCTIMST, September 2016 - August 2019
  • Assistant Professor (Ad-hoc), Cardiology, SCTIMST, January - August 2016

Honors

  • Kerala University 1st rank in MBBS Degree examination September 2006
  • Seven gold medals in MBBS for various subjects
  • First prize in All India level representing JIPMER at the 4th IAP Pediatric PG Quiz Competition 2010 - 11.
  • Multiple top prizes in statewide Cardiology quiz competitions (2014-15).

Area of Interest

  • Pediatric Cardiac Interventions
  • Pediatric heart failure
  • Fetal echocardiography
  • Fontan

Current Activities

  • Works as part of the Pediatric cardiology team of SCTIMST. Does diagnostic and therapeutic cardiac interventions in children and adults with congenital heart diseases.
  • Works with the structural heart diseases team of the department in management of complex cardiac interventions.

Membership

  • Pediatric Cardiac Society of India
  • Indian Medical Association
  • Cardiological Society of India
  • Indian Academy of Pediatrics

On-going Projects

  • Digoxin in patients with rheumatic heart disease - A randomised placebo-controlled trial. (No.50/4(1)/TF-CVD/SG/2021-NCD-I). ICMR funded. Principal Investigator.
  • Kerala Registry of Infective Endocarditis (KIND registry). Multicentric study. Principal investigator from SCTIMST.
  • Pulmonary Embolism Registry of Kerala (PERK). Multicentric study Principal investigator from SCTIMST.
  • Pediatric Pulmonary Hypertension in India Registry (Ped PHI Registry): A multicenter cross-sectional study and long term follow up of pediatric patients with pulmonary hypertension in India
  • Coronary artery Doppler in anomalous left coronary artery from pulmonary artery. Principal investigator
  • Role of novel biomarkers and clinical scoring systems in predicting progression to sepsis in infected post-cardiac surgery patients (BIOCASS study). Intramural funded project. Co-primary investigator.

Projects Completed

  • Safety and efficacy of drug eluting stents for stenting patent arterial duct in neonates
  • Evaluation of intermediate term cardiac and neurodevelopmental outcomes of children undergoing corrective arterial switch operation for complete transposition of great arteries. Co-principal investigator.
  • Estimation study for reduction in transport of referral cases to tertiary hospitals by use of mobile enabled telemedicine system in remote hospitals. Principal investigator
  • Kerala Acute Heart Failure Registry Co primary investigator. Externally funded project. (TAC No. 444, IEC/894/April 2016).
  • Left ventricular regression after balloon atrial septostomy in d-transposition of great arteries.
  • Long term Outcomes of Bidirectional Glenn and Fontan procedures in a tertiary care cardiac centre in south India
  • Profile of Symptomatic Coronary Artery Disease in Patients Younger than 30 years of Age in South India.

Desertations Supervised

  • Dr. Kakarla Sai Kiran, DM Cardiology. Speckle Tracking Echocardiography in post-surgical repair of Anomalous origin of the Left Coronary Artery from the Pulmonary Artery (ALCAPA)
  • Dr. Harikrishnan KN, DM Cardiology. Natural History and Outcomes of Bidirectional Glenn and Fontan procedures.

Training

  • Course coordinator of Heart Failure Clinics - a monthly national level Case based training for DM/DNB Cardiology organized by Heart Failure Association of India
  • Faculty involved in Nurses training program in Pediatric cardiology and valvular heart diseases at SCTIMST

Consultancies

  • Cardiology consultant to Regional Cancer Center, Thiruvananthapuram 2017 - 2019

Organisational Activities

  • Organizing Secretary of a nation-wide conference: Complex ASD device closure - Learning with the Masters on 23rd April 2022.
  • Organizing Secretary of Chitra Fontan Summit 2019 (10th March 2019), a one day national level CME on the nuances of the univentricular heart. Organized by the Departments of Cardiology and Cardiac Surgery, SCTIMST, at Hotel Hycinth by Sparsa
  • Organizing Secretary of a grand Clinico-pathological conference on 3rd July 2021 with the Departments of Cardiology, Pathology and Imaging Sciences and Interventional Radiology, SCTIMST.

Team

  • Pediatric Cardiology and Structural Heart Diseases Interventions

No. of Books Authored/ Edited

  • Arun Gopalakrishnan. “Evaluation and diagnostic work up of Pediatric heart failure”. Manual of Heart Failure Management. Chapter 72 Jaypee Brothers. 2021;375-378. ISBN: 9789390595488
  • Arun Gopalakrishnan. “Mitral regurgitation and heart failure”. Manual of Heart Failure Management. Chapter 44 Jaypee Brothers. 2021;206 – 212. ISBN: 9789390595488
  • Arun Gopalakrishnan. “Diagnostic cardiac catheterization and angiography”. In IAP Specialty Series in Pediatric Cardiology 3rd edition, Jaypee Brothers.
  • Arun Gopalakrishnan, Harikrishnan KN. “Pulmonary and systemic venous anomalies”. In IAP Specialty Series in Pediatric Cardiology 3rd edition, Jaypee Brothers.
  • Arun Gopalakrishnan, Harikrishnan S. “Mitral regurgitation”. In Tandon’s Textbook of Cardiology, Wolters Kluwer (India) Pvt Ltd January 2019
  • Harikrishnan S, Arun Gopalakrishnan “Retrograde nontransseptal balloon mitral valvuloplasty” Percutaneous Mitral Valvotomy. 2nd Edition, New Delhi, Jaypee Brothers Medical Publishers, 2018; 394-398
  • Arun Gopalakrishnan, Mohammed A Sherif. “Double balloon technique”. Percutaneous Mitral Valvotomy. 2nd Edition, New Delhi, Jaypee Brothers Medical Publishers, 2018; 232-238
  • Arun Gopalakrishnan, Vishnu Bhat. “Retinopathy of prematurity” in “Recent Advances in Pediatrics Special Volume – 21, Neonatal and Pediatric Intensive Care”, Jaypee Publications.

Select Publications

  • Kurup HKN, Gopalakrishnan A, Sasikumar D, Krishnamoorthy KM. Safety of drug-eluting stents for stenting patent arterial duct in neonates. Cardiol Young. 2022 May 5;1-7. doi: 10.1017/S104795112200110X. Online ahead of print. https://pubmed.ncbi.nlm.nih.gov/35508431/
  • Kamanakeri D, Anoop A, Harikrishnan S, Gopalakrishnan A. Ascending aortic dissecting aneurysm with rupture into the right atrium associated with Covid-19. J Postgrad Med. 2022 Apr 11. doi: 10.4103/jpgm.jpgm_903_21. Online ahead of print. https://pubmed.ncbi.nlm.nih.gov/35417997/
  • Bhattacharya D, Sasikumar D, Gopalakrishnan A, Anoop A. Ventricular septal defect with pulmonary arterial hypertension in an infant: Is there something more than what meets the eye? Ann Ped Cardiol. Oct-Dec 2021;14(4):554-556. doi: 10.4103/apc.apc_226_20. Epub 2022 Mar 25. https://pubmed.ncbi.nlm.nih.gov/35527760/
  • Pandey HK, Gopalakrishnan A, Deepti AN, Radhakrishnan BK. An intracardiac pathology mimicking cardiac tamponade. Acta Cardiol Sin. 2022 Jan 1;38(1):93-95 https://doi.org/10.6515/ACS.202201_38(1).20210719A https://pubmed.ncbi.nlm.nih.gov/35068889/
  • Sambaturu K, Kurup HKN, Gopalakrishnan A, Krishnamoorthy KM. Chylotamponade in Pediatric Primary Mediastinal Large B-cell Lymphoma. Indian J Pediatr. 2022 Jan 14. https://doi.org/10.1007/s12098-021-03986-0
  • Sasikumar D, Gopalakrishnan A, Kurup HKN, Dharan BS. Percutaneous closure of giant aortic pseudoaneurysm in a child. J Invasive Cardiol. 2022;34(1):E65-E66. https://pubmed.ncbi.nlm.nih.gov/34982728/
  • Yadav H, Venkateshwaran S, Gopalakrishnan A, Tharakan JA, Kumar VKA. Use of pressure wire for measurement of pulmonary artery pressure across BT shunt in a child with pulmonary atresia. IHJ Cardiovascular Case Reports. 2021 Dec 4. https://doi.org/10.1016/j.ihjccr.2021.12.004
  • Sunil WR, Gopalakrishnan A, Sasidharan B, Krishnamoorthy KM, Sivasubramonian S. Progressive coarctation after device closure of arterial duct - Case report. IHJ Cardiovascular Case Reports. 2021 Oct 19. https://doi.org/10.1016/j.ihjccr.2021.10.007
  • Kurup HKN, Pandey HK, Gopalakrishnan A, Sivasubramonian S, Krishnamoorthy KM. M-mode echocardiography in an adolescent with heart failure. IHJ Cardiovascular Case Reports. 2021 Oct 18. ISSN 2468-600X, https://doi.org/10.1016/j.ihjccr.2021.10.009.
  • Ayyappan A, Gopalakrishnan A, Pitchai S. Concurrent coronary artery and subclavian arterial aneurysms in Takayasu arteritis. Egypt J Radiol Nucl Med. 2021;52:233. https://doi.org/10.1186/s43055-021-00621-y
  • Gopalakrishnan A, Menon S, Sasikumar D, Kurup HKN, Krishnamoorthy KM. Hemianomalous pulmonary venous drainage and type IIb coronary sinus septal defect - Utility of subxiphoid and right parasternal views. Echo. 2021 Sep 23. https://doi.org/10.1111/echo.15176 Epub ahead of print.
  • Kartik SV, Sasidharan B, Gopalakrishnan A, Kurup HKN, Krishnamoorthy KM, Sasikumar D, Thulaseedharan JV, Valaparambil A, Tharakan J, Sivasubramonian S. A Comparative Study of Invasive Modalities for Evaluation of Pulmonary Arteriovenous Fistula after Bidirectional Glenn Shunt. Pediatr Cardiol. 2021 Jul 31. doi: 10.1007/s00246-021-02670-6. Epub ahead of print. PMID: 34331559. https://pubmed.ncbi.nlm.nih.gov/34331559/
  • Ramanan S, Sundaram S, Gopalakrishnan A, Anija DV, Sandhya P, Jose DS, Baruah SD, Menon S, Dharan BS. Intermediate-term neurodevelopmental outcomes and quality of life after arterial switch operation. Eur J Cardiothorac Surg 2021 Jun 21;ezab223. doi: 10.1093/ejcts/ezab223. Online ahead of print. https://pubmed.ncbi.nlm.nih.gov/34151942/
  • Ponnambath DK, Gopalakrishnan A, Pillai VV, Kaviyil JE, Raja K. Clinical Profile of Prosthetic Valve Endocarditis (PVE) due to Candida parapsilosis: A 11-year Retrospective Observational Study from a Quaternary Cardiac Referral Institute in India. Indian Journal of Critical Care Medicine. 2021;10.5005/jp-journals-10071-23915
  • Kartha GB, Gopalakrishnan A, Mohanan Nair KK, Krishnamoorthy KM. Question and answer scheme: Heart failure in a patient with prosthetic aortic valve. IHJ Cardiovascular Case Reports. https://doi.org/10.1016/j.ihjccr.2021.05.005. https://www.sciencedirect.com/science/article/pii/S2468600X21000165
  • Walad S, Harikrishnan KN, Gopalakrishnan A, Sivasubramonian S, Sasidharan B. Technical considerations of coarctation stenting in double barreled aorta - a persistent fifth arch mimic. Ann Pediatr Card Apr-Jun 2021;14(2):201-203. doi: 10.4103/apc.APC_159_20. Epub 2021 May 3. https://pubmed.ncbi.nlm.nih.gov/34103860/
  • Gopalakrishnan A, Krishnamoorthy KM, Sivasubramonian S, Valaparambil A. Percutaneous device closure of an aorto-right ventricular outflow tract fistula after Bentall repair. Acta Cardiol. 2020 Dec 10;1-2. doi: 10.1080/00015385.2020.1824739. Online ahead of print. https://pubmed.ncbi.nlm.nih.gov/33300433/
  • Raja J, Menon S, Mohammed S, Ramanan S, Baruah SD, Gopalakrishnan A, Sasi Dharan B. Correction to: Midterm results of homografts in pulmonary position: a retrospective single-center study. Indian J Thorac Cardiovasc Surg 2021 Mar;37(2):138-139. doi: 10.1007/s12055-020-01116-7. Epub 2020 Dec 11. https://pubmed.ncbi.nlm.nih.gov/33645591/
  • Gopalakrishnan A, Krishnamoorthy KM, Suresh Kumar P, Ramanan S, Sivasubramonian S. Oscillating Ductal stent in Valvar Pulmonary Atresia. Arq Bras Cardiol 2020 Nov;115(5):961-963. doi: 10.36660/abc.20190829. https://pubmed.ncbi.nlm.nih.gov/33295466/
  • Raja J, Menon S, Mohammed S, Ramanan S, Baruah SD, Gopalakrishnan A, Sasi Dharan B. Midterm results of homografts in pulmonary position: a retrospective single-center study. Indian J Thorac Cardiovasc Surg 2021 37, 129???137. https://doi.org/10.1007/s12055-020-01065-1
  • Gopalakrishnan A, Harikrishnan S, Sanjay G, Mohanan Nair KK Sivasubramonian S, Valaparambil A. Clinical profile & long-term natural history of symptomatic coronary artery disease in young patients (<30 yr). indian j med res 2020 sep;152(3):263-272. doi: 10.4103ijmr.ijmr_1090_18 https:>
  • Gopalakrishnan A, Sasidharan B, Menon S, Krishnamoorthy KM. Drug-eluting stent for acute Blalock-Taussig shunt thrombosis in a child???case report. Egypt Heart J 2020 Dec; 72: 54 Published online 2020 Aug 26. https://doi.org/10.1186/s43044-020-00084-y https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7447713/
  • Raja J, Menon S, Ramanan S, Baruah SD, Devarakonda BV, Gopalakrishnan A, Dharan BS. Bi-ventricular repair of Double Outlet Left ventricle - Experience and Review of Literature. J Card Surg. 2020 Aug;35(8):1865-1870. doi: 10.1111/jocs.14768. Epub 2020 Jul 11. https://pubmed.ncbi.nlm.nih.gov/32652736/
  • Sasikumar D, Sasidharan B, Rashid A, Ayyappan A, Gopalakrishnan A, Krishnamoorthy KM, Sivasubramonian S. Early and late outcome of covered and non-covered stents in the treatment of coarctation of aorta ??? a single centre experience. Indian Heart Journal. 2020 Volume 72(4), July???August 2020, 278-282 https://doi.org/10.1016/j.ihj.2020.06.012
  • Nair KKM, Valaparambil A, Sasidharan B, Ganapathi S, Gopalakrishnan A, Namboodiri N, Sivadasanpillai H. Immediate, early and mid-term outcomes following balloon mitral valvotomy in patients having severe rheumatic mitral stenosis without significant tricuspid regurgitation. Indian J Thorac Cardiovasc Surg 2020 Sep;36(5):483-491. doi: 10.1007/s12055-020-01012-0. Epub 2020 Jul 27. https://pubmed.ncbi.nlm.nih.gov/33061159/
  • Behera DR, Ajit Kumar VK, Namboodiri N, Sivasankaran S, Nair KKM, Sanjay G, Kapilamoorthy TR, Gopalakrishnan A, Harikrishnan S. Prognostic value of late gadolinium enhancement in cardiac MRI of non-ischemic dilated cardiomyopathy patients. Indian Heart Journal. Sep-Oct 2020;72(5):362-368. doi: 10.1016/j.ihj.2020.06.011. Epub 2020 Jul 2. https://pubmed.ncbi.nlm.nih.gov/33189195/
  • Mani A, Gopalakrishnan A, Krishnamoorthy KM. Fixed and dynamic obstruction in double chambered right ventricle. Acta Cardiol. 2020 Jun 8;1-2. doi: 10.1080/00015385.2020.1774180. Online ahead of print. https://pubmed.ncbi.nlm.nih.gov/32507052/
  • Kotera SS, Gopalakrishnan A, Raja J, Sivasubramonian S, Menon S. Valentine on a Crab - Type A Interrupted Aortic Arch with Type 2 Aortopulmonary Window. Echocardiography. 2020 Mar;37(3):474-475. doi: 10.1111/echo.14608. Epub 2020 Feb 12. https://pubmed.ncbi.nlm.nih.gov/32049371/
  • Poonia A, Giridhara P, Gopalakrishnan A. Cardiac Rhabdomyoma Causing Progressive Dynamic Severe Right Ventricular Outflow Tract Obstruction in an Infant. Indian Pediatrics 2020 Feb 15;57(2):179-180. https://www.ncbi.nlm.nih.gov/pubmed/32060249
  • Rajendran P, Thankamony P, Nair M, Sojamani GC, Vasudevan J, Gopalakrishnan A. Chronic eosinophilic leukaemia NOS transforming to B Lymphoblastic Leukaemia presenting as Myocardial Infarction in a child. Pediatr Hematol Oncol J 2019;4:S24-S31 https://doi.org/10.1016/j.phoj.2019.08.086
  • Gopalakrishnan A, Pillai VV. Regional cardiac tamponade. Indian J Med Res 2019 Sep; 150(3): 312. doi: 10.4103/ijmr.IJMR_1851_17 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6886137/
  • Mohanan Nair KK, Ganapathi S, Gopalakrishnan A, Valaparambil A. Prominent CV wave in severe tricuspid regurgitation. Natl Med J India 2018 Sep-Oct;31(5):310. DOI: 10.4103/0970-258X.261181 https://www.ncbi.nlm.nih.gov/pubmed/31268005
  • Mani A, Gopalakrishnan A, Anoop A, Valaparambil A. Image of the month: Ventricular myxoma mimicking hypertrophic cardiomyopathy. Clin Med. March 2019 19:131-132; doi:10.7861/clinmedicine.19-2-131. https://www.ncbi.nlm.nih.gov/pubmed/30872295
  • Gopalakrishnan A, Mohanan Nair KK, Namboodiri N, Valaparambil A. The Heart in an Eggshell. Natl Med J India. 2018 Mar-Apr;31(2):123. doi: 10.4103/0970-258X.253170. https://www.ncbi.nlm.nih.gov/pubmed/30829236
  • Gopalakrishnan A, Sivasubramonian S, Valaparambil A. The mysterious ???double??? arch. Echocardiography. 2019 Feb;36(2):422-423. doi: 10.1111/echo.14253. Epub 2019 Jan 9 https://www.ncbi.nlm.nih.gov/pubmed/30628131
  • Gopalakrishnan A, Krishnamoorthy KM, Sivasubramonian S. Balloon atrial septostomy at the bedside versus the catheterisation laboratory. Cardiol Young. 2019 Mar;29(3):454. doi: 10.1017/S1047951118002214. Epub 2019 Jan 28. https://www.ncbi.nlm.nih.gov/pubmed/30688192
  • Mohanan Nair KK, Valaparambil A, Sasidharan B, Ganapathi S, Gopalakrishnan A, Namboodiri N, Sivasubramanian S, Sivadasanpillai H. Immediate and late clinical outcomes of BMV, based on the post BMV mitral valve area & percentage increase in mitral valve area ??? A tertiary center study. Indian Heart Journal. 2018 Dec;70 Suppl 3:S338-S346. doi: 10.1016/j.ihj.2018.09.005. Epub 2018 Oct 6 https://www.ncbi.nlm.nih.gov/pubmed/30595286
  • Nair KK, Ganapathi S, Inamdar S, Gopalakrishnan A, Kapilamoorthy TR, Valaparambil A. Incidentally detected right aortic arch with mirror image branching in a patient with rheumatic calcific mitral valve disease. Natl Med J India. 2018 Jan-Feb;31(1):22-23. doi: 10.4103/0970-258X.243408. https://www.ncbi.nlm.nih.gov/m/pubmed/30348918/
  • Sasikumar D, Sasidharan B, Ayyappan A, Gopalakrishnan A, Krishnamoorthy KM. Coronary-to-pulmonary artery collaterals in pulmonary atresia. Ann Pediatr Cardiol. 2018 Sep-Dec;11(3):328-329. doi: 10.4103/apc.APC_29_18. https://www.ncbi.nlm.nih.gov/pubmed/30271029
  • Gopalakrishnan A, Krishnamoorthy KM, Valaparambil A. Hemodynamic vise in obstructed total anomalous pulmonary venous connection. J Echocardiogr. 2019 Sep;17(3):164-166. doi: 10.1007/s12574-018-0392-6. Epub 2018 Aug 13. https://www.ncbi.nlm.nih.gov/pubmed/30105477
  • Kartik SV, Gopalakrishnan A, Deepti AN, Mohanan Nair KK, Pillai VV, Valaparambil A. Left ventricular myxoma with dynamic left ventricular outflow tract obstruction. Postgrad Med J. 2018 Dec;94(1118):725-726. doi: 10.1136/postgradmedj-2018-135877. Epub 2018 Jul 24. https://www.ncbi.nlm.nih.gov/pubmed/30042183
  • Mohanan Nair KK, Gopalakrishnan A, Valaparambil A. Respirophasic desaturation in multivalvar rheumatic heart disease. Acta Cardiol. 2019 Jun;74(3):265-266. doi: 10.1080/00015385.2018.1473831. Epub 2018 Jun 17 https://www.ncbi.nlm.nih.gov/pubmed/29909737
  • Gopalakrishnan A, Mohanan Nair KK, Ganapathi S. Haemodynamic challenge in non-restrictive atrial septal defect. Heart Asia. 2018 May 17;10(2):e011014. doi: 10.1136/heartasia-2018-011014. eCollection 2018. https://www.ncbi.nlm.nih.gov/pubmed/29868130
  • Sivasubramonian S, Gopalakrishnan A, Sasidharan B, Valaparambil A. Role of diastology in transcatheter aortic valve implantation. J Invasive Cardiol. 2018 Mar;30(3):E23-E24. https://www.ncbi.nlm.nih.gov/pubmed/29493515
  • Sasikumar D, Dharan BS, Arunakumar P, Gopalakrishnan A, Sivasankaran S, Krishnamoorthy KM. The outcome of mitral regurgitation after the repair of anomalous left coronary artery from the pulmonary artery in infants and older children. Interact CardioVasc Thorac Surg 2018 Aug 1;27(2):238-242. doi: 10.1093/icvts/ivy022. https://www.ncbi.nlm.nih.gov/pubmed/29528421
  • Mohanan Nair KK, Namboodiri N, Gopalakrishnan A, Valaparambil A. Radiofrequency ablation of premature ventricular contractions originating from uncommon sites of right ventricle. Indian Pacing Electrophysiol J. 2018 Mar - Apr;18(2):84-86. doi: 10.1016/j.ipej.2018.02.001. Epub 2018 Feb 13. https://www.ncbi.nlm.nih.gov/pubmed/29452255
  • Krishnamoorthy KM, Gopalakrishnan A. Cost-effectiveness analysis of devices for closure of patent ductus arteriosus. Ann Pediatr Card 2018;11:109. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5803965/
  • Sivasubramonian S, Gopalakrishnan A, Sasikumar D, Krishnamoorthy KM. Improving outcomes in totally anomalous systemic venous connection. Ann Pediatr Card. 2018;11:116-7. https://www.ncbi.nlm.nih.gov/pubmed/29440849
  • Gopalakrishnan A, Subramanian V, Sasidharan B, Sasikumar D, Krishnamoorthy KM, Dharan BS, Valaparambil A. A Rare Variant of Intracardiac Total Anomalous Pulmonary Venous Connection. Rev Port Cardiol. 2017 Nov;36(11):869.e1-869.e4. doi: 10.1016/j.repc.2017.03.009. Epub 2017 Nov 8. https://www.ncbi.nlm.nih.gov/m/pubmed/29128137
  • Gopalakrishnan A, Sasidharan B, Tharakan J, Valaparambil A. Left atrial outflow obstruction in double outlet right atrium. Asian Cardiovasc Thorac Ann. 2018 Jan;26(1):50-53. doi: 10.1177/0218492317736962. Epub 2017 Oct 8. https://www.ncbi.nlm.nih.gov/pubmed/28988491
  • Mohanan Nair KK, Namboodiri N, Gopalakrishnan A, Abhilash SP, Valaparambil A. An unusual cause of heart failure in a young man. J Electrocardiol. 2018 Mar - Apr;51(2):335-337. doi: 10.1016/j.jelectrocard.2017.09.015. Epub 2017 Oct 5. https://www.ncbi.nlm.nih.gov/pubmed/29103620
  • Ayyappan A, Gopalakrishnan A, Kapilamoorthy TR. Partially Anomalous Pulmonary Venous Connection to Solitary and Persistent Left Superior Caval Vein in Usual Visceroatrial Arrangement. World J Pediatr Congenit Heart Surg. 2020 Jul;11(4):NP88-NP90. doi: 10.1177/2150135117719861. Epub 2017 Sep 27. https://www.ncbi.nlm.nih.gov/pubmed/28954588
  • Gopalakrishnan A, Ganapathi S, Nair KKM, Sivadasanpillai H, Valaparambil A. Coronary Artery Ectasia - The Need for an Expanded Classification. J Assoc Physicians India. 2017 Jul;65(7):116. https://www.ncbi.nlm.nih.gov/pubmed/28792184
  • Krishnamoorthy KM, Gopalakrishnan A, Kumar DS, Sivasankaran SS. Eustachian valve-Masquerading ASD rim. Indian Heart J. 2017 May - Jun;69(3):422-423. doi: 10.1016/j.ihj.2017.04.011. Epub 2017 Apr 26. https://www.ncbi.nlm.nih.gov/pubmed/28648449
  • Arun Gopalakrishnan. Atrial Septal Defect - Systematic Assessment Prior to Device Closure. Kerala Journal of Cardiology. 2017 Sep;1:61-68
  • Gopalakrishnan A, Krishnamoorthy KM, Mohanan Nair KK, Valaparambil A. Management of patients with transposition of the great arteries and intact interventricular septum. Eur J Cardiothorac Surg. 2017 Jul 1;52(1):201. doi: 10.1093/ejcts/ezx109. https://www.ncbi.nlm.nih.gov/pubmed/28444376
  • Sasikumar D, Sasidharan B, Dharan BS, Gopalakrishnan A, Krishnamoorthy KM, Sivasankaran S. Quantification of ventricular unloading by 3D echocardiography in single ventricle of left ventricular morphology following superior cavo-pulmonary anastomosis and Fontan completion ??? a feasibility study. Ann Pediatr Card. 2017 Sep-Dec;10(3):224-229. doi: 10.4103/apc.APC_12_17. https://www.ncbi.nlm.nih.gov/pubmed/28928606
  • Gopalakrishnan A, Sivadasanpillai H, Krishnamoorthy KM, Kapilamoorthy TR, Valaparambil A, Tharakan J. Aorto-Right Ventricular Outflow Tract Fistula after Bentall Repair. Acta Cardiologica 2017 Jun;72(3):351-352. doi: 10.1080/00015385.2017.1304722. Epub 2017 Mar 21. https://www.ncbi.nlm.nih.gov/pubmed/28636507 Impact factor 0.653
  • Gopalakrishnan A, Sasidharan B, Krishnamoorthy KM, Sivasubramonian S, Dharan BS, Mathew T, Titus T, Valaparambil A, Tharakan J. Left ventricular regression after balloon atrial septostomy in d-transposition of great arteries. Eur J Cardiothorac Surg. 2016 Dec;50(6):1096-1101. doi: 10.1093/ejcts/ezw206. Epub 2016 Jun 14. Impact factor 3.304. http://www.ncbi.nlm.nih.gov/pubmed/27307481
  • Gopalakrishnan A, Sanjay G, Mohanan Nair KK, Sivadasanpillai H, Valaparambil A. Deleterious effects of isolated right ventricular pacing in right ventricular myocardial infarction. Int J Cardiol. 2016 Nov 1;222:995-996. DOI: http://dx.doi.org/10.1016/j.ijcard.2016.08.015 www.ncbi.nlm.nih.gov/pubmed/27526381
  • Gopalakrishnan A, Sivasubramonian S, Kapilamoorthy TR, Ajitkumar VK. Massive left main coronary aneurysm presenting as trepopnea. Acta Cardiol 2016 Aug;71(4):495-496. doi: 10.2143/AC.71.4.3159706. Impact factor 0.653 https://www.ncbi.nlm.nih.gov/pubmed/27594368
  • Gopalakrishnan A, Mohanan Nair KK, Sivadasanpillai H, Valaparambil A. An unusual case of persistent severe pulmonary hypertension following balloon mitral valvuloplasty. J Heart Valve Dis. 2016 Mar 16;25(2):195-197. Impact factor 0.752 https://www.ncbi.nlm.nih.gov/pubmed/27989066
  • Mohanan Nair KK, Gopalakrishnan A, Ganapathi S , Harikrishnan S, Valaparambil A, Tharakan J. Arterial discordance in cardiac tamponade. J Invasive Cardiol. 2016 Oct 28(10):E124-125. Impact factor 0.949 https://www.ncbi.nlm.nih.gov/pubmed/27705896
  • Krishnamoorthy KM, Bijulal S, Gopalakrishnan A. Severe aortic regurgitation during percutaneous closure of ventricular septal defect. Int J Cardiol. 2016 Jul 15;215:435. doi: 10.1016/j.ijcard.2016.04.039. Epub 2016 Apr 14. http://www.ncbi.nlm.nih.gov/pubmed/27131265 Impact factor - 4.036
  • Sasikumar D, Krishnamoorthy KM, Sivasubramanian S, Gopalakrishnan A, Behera D. Anomalous venous drainage: a rare case of cyanosis. Eur Heart J Cardiovasc Imaging. 2016 Sep;17(9):977. doi: 10.1093/ehjci/jew107. Epub 2016 May 25. Impact factor 4.105. http://www.ncbi.nlm.nih.gov/pubmed/27225806
  • Gopalakrishnan A, Sasidharan B, Krishnamoorthy KM. Balloon Atrial Septostomy in Congenital Heart Disease - Letter to the Editor. Circ J. 2016 Mar 25;80(4):1050. doi: 10.1253/circj.CJ-16-0008. Epub 2016 Mar 8. http://www.ncbi.nlm.nih.gov/pubmed/26960754 Impact factor 3.94
  • Gopalakrishnan A, Kumar M, Krishnamurthy S, Sakamoto O, Srinivasan S. Fanconi???Bickel syndrome in a 3-year-old Indian boy with a novel mutation in the GLUT2 gene. Clin Exp Nephrol. 2011 Oct;15(5):745-8. doi: 10.1007/s10157-011-0456-7. Epub 2011 May 31. http://www.ncbi.nlm.nih.gov/pubmed/21625891 Impact factor 2.02
  • Gopalakrishnan A, Ganapathi S, Sivasubramonian S, Sivadasanpillai H. Partial Papillary Muscle Rupture Following Percutaneous Mitral Valvuloplasty without Mitral Regurgitation. J Echocardiogr. 2016 Jun;14(2):81-2. doi: 10.1007/s12574-016-0278-4. Epub 2016 Feb 12. http://www.ncbi.nlm.nih.gov/pubmed/26872881
  • Mohanan Nair KK, Gopalakrishnan A, Avinash Inamdar S, Valaparambil A, Kapilamoorthy TR, Tharakan J. Malignant anomalous right coronary artery associated with mid-cavitary hypertrophic obstructive cardiomyopathy. Postgrad Med J. 2016 May;92(1087):306. doi: 10.1136/postgradmedj-2015-133847. Epub 2016 Feb 1. Impact factor 1.633 http://www.ncbi.nlm.nih.gov/pubmed/26831321
  • Nair KK, Gopalakrishnan A, Inamdar SA, Ganapathi S, Sivadasanpillai H, Sivasubramonian S, Valaparambil A, Tharakan J. Image of the month: Alternating bifid pulse - a novel hemodynamic manifestation of low cardiac output states. Clin Med (Lond). 2016 Jun;16(3):297-8. doi: 10.7861/clinmedicine.16-3-297. http://www.ncbi.nlm.nih.gov/pubmed/27251925 Impact factor 1.695
  • Krishnamoorthy KM, Gopalakrishnan A, Sivasankaran SS. Percutaneous Closure of Atrial Septal Defects with Deficient Rims. Cardiology. 2016;135(1):48-9. doi: 10.1159/000446179. Epub 2016 May 31. http://www.ncbi.nlm.nih.gov/pubmed/27241516 Impact factor 2.177
  • Mohanan Nair KK, Namboodiri N , Banavalikar N, Gopalakrishnan A, Prasad S, Valaparambil A, Tharakan J. Iatrogenic pneumopericardium after pericardiocentesis. J Invasive Cardiol. 2016 Dec;28(12):E225-E226. https://www.ncbi.nlm.nih.gov/pubmed/27922814
  • Krishnamoorthy KM, Gopalakrishnan A, Namboodiri N. First direct evidence of a Patent Foramen Ovale (PFO): a thrombus straddling the foramen ovale. RE: Thrombus straddling the foramen ovale. European Heart Journal. Published on 7th April 2016. Impact factor 15.203
  • Gopalakrishnan A, Harikrishnan S, Ganapathy S, Tharakan J, Titus T. APSC2015-1232 Profile of Symptomatic Coronary Artery Disease in Patients Younger Than 30 Years in South India. Glob Heart. 2015 Jun;10(2, Supplement):e5. http://dx.doi.org/10.1016/j.gheart.2015.03.018
  • Gopalakrishnan A, Panneerselvam S, Kapilamoorthy TR, Ajitkumar VK. Cardiac MRI in Rheumatic Heart Disease Patients with Significant Left Ventricular Dysfunction. Indian Heart J 2014;66:S141-2
  • Gopalakrishnan A, Mahadevan S, Mandal J. An unusual cause of shock in pediatrics. Indian Journal of Emergency Pediatrics 2010;2(1):39-43
  • Sriram P, Arumugaswamy S, Mondal N, Chaudary B, Arun GK. Wilson???s disease with Heterotaxy syndrome: A Case Report. Curr Pediatr Res 2010;14(2):145???6
  • Sriram P, Gaurav A, Arun GK, Suresh R, Prakash V. Gastro esophageal reflux disease with bronchiectasis and aspergillosis. Curr Pediatr Res 2010;14(2):81???2. http://www.currentpediatrics.com/articles/gastro-esophageal-reflux-disease-with-bronchiectasis-and-aspergillosis.pdf

Reviewer

  • Journal of the American College of Cardiology
  • International Journal of Cardiology
  • Catheterization and Cardiovascular Interventions
  • European Journal of Cardio-Thoracic Surgery
  • Plos-One
  • Interactive CardioVascular and Thoracic Surgery
  • Cardiology
  • Echocardiography
  • Acta Cardiologia Sinica
  • Annals of Pediatric Cardiology
  • Indian Heart Journal

प्रकाशन

Article

  1. Mondal S, Kumar SS, Gopalakrishnan A, Trifid or double-notched aortic Doppler: an aortic 'Trishula' sign, Acta Cardiol, 2024, Dec;79(10):1150-1152, https://pubmed.ncbi.nlm.nih.gov/38259080/
  2. Adhikari U, Krishnamoorthy KM, Sanjay G, Gopalakrishnan A. , Aortopathy in Tetralogy of Fallot Follow-Up in a Tertiary Care Centre in India, Indian Heart J, 2023, Dec;75(Supplement 1):S14-S15, https://www.sciencedirect.com/science/article/pii/S0019483223002249?via%3Dihub
  3. Sowmya Ramanan, Arun Gopalakrishnan, Soumya Sundaram, Ravi Prasad Varma, Deepak Gopakumar, Vinitha K Viswam, Rahul Satheesan, Sudip Dutta Baruah, Sabarinath Menon, Baiju S Dharan, Paediatric quality of life in toddlers and children who underwent arterial switch operation beyond early neonatal period, European Journal of Cardio-Thoracic Surgery, 2023, Nov 1;64(5):ezad321, https://pubmed.ncbi.nlm.nih.gov/37725365/
  4. Sundaram C, Gopalakrishnan A, Mohanan Nair KK, Reversible sinus node dysfunction in novel COVID-19 infection: Two years of follow up, IHJ Cardiovascular Case Reports, 2023, July–December 7(3–4);89-91, https://www.sciencedirect.com/science/article/pii/S2468600X23000427?via%3Dihub
  5. Mohamed Iliyas, Arun Gopalakrishnan, Harikrishnan Sivadasanpillai, Hitting the bull’s eye: managing multiple pulmonary arteriovenous malformations with minimal percutaneous closure devices, Acta Cardiologica, 2023, Nov 30:1-2, https://pubmed.ncbi.nlm.nih.gov/38032228/
  6. Sudipta Mondal, Dinesh P. Raja, Arun Gopalakrishnan, All that flows across the ventricular septum are not ventricular septal defects, Cardiology in the Young, 2024, Jan;34(1):189-191, https://pubmed.ncbi.nlm.nih.gov/38031460/
  7. Mondal S, Gopalakrishnan A, Harikrishnan S, Tuberculous Constrictive Pericarditis: A Classical Case and Review, Cardiovasc Imaging Asia, 2023, Jul;7(3):28-31, https://e-cvia.org/DOIx.php?id=10.22468/cvia.2023.00031
  8. Sudipta Mondal, Arun Gopalakrishnan, Ankita Singh, Jineesh Valakkada, Left ventricular outflow tract aneurysm in postoperative isolated ventricular inversion, Journal of Cardiovascular Imaging, 2024, Jun 17;32:7, https://pmc.ncbi.nlm.nih.gov/articles/PMC11351290/
  9. Deepmala Kalyankumar Karmakar, Anoop Ayyappan, Jineesh Valakkada, Arun Gopalakrishnan, Baiju S. Dharan, Left pulmonary artery sling: why is virtual CT bronchoscopy important? Case report, Egyptian Journal of Radiology and Nuclear Medicine, 2023, 54, 169, https://link.springer.com/article/10.1186/s43055-023-01115-9
  10. Gousia Mukhtar, Bijulal Sasidharan, Kavassery Mahadevan Krishnamoorthy, Harikrishnan K. N. Kurup, Arun Gopalakrishnan, Deepa SasiKumar, Sankara Sarma P, Ajit Kumar Valaparambil, Sivasankaran Sivasubramonian, Harikrishnan Sivadasanpillai, Clinical profile and outcomes of pediatric hypertrophic cardiomyopathy in a South Indian tertiary care cardiac center: a three decade experience, BMC Pediatrics, 2023, Sep 7;23(1):446, https://pubmed.ncbi.nlm.nih.gov/37679699/
  11. Gousia Mukhtar, Bijulal Sasidharan, Kavassery Mahadevan Krishnamoorthy, Harikrishnan K. N. Kurup, Arun Gopalakrishnan, Deepa Sasikumar, Sankara Sarma, Ajit Kumar Valaparambil, Sivasankaran Sivasubramonian, Clinical profile and outcomes of childhood dilated cardiomyopathy – A single-center three-decade experience, Annals of Pediatric Cardiology, 2023, May-Jun;16(3):175-181, https://pubmed.ncbi.nlm.nih.gov/37876955/
  12. Rohit Sunil Walse, Bhagwati Pant, Arun Gopalakrishnan, Bijulal Sasidharan, Acute ST-elevation myocardial infarction with Guillain-Barre syndrome in Fontan circulation, Annals of Pediatric Cardiology, 2023, Mar-Apr;16(2):141-143, https://pubmed.ncbi.nlm.nih.gov/37767164/
  13. Sundaram C, Gopalakrishnan A, Koshy L, Pediatric restrictive cardiomyopathy with nephrotic syndrome: A novel genetic association, Heart Failure Journal of India, 2023, May-August 1(2):p 163-167, https://journals.lww.com/hfji/fulltext/2023/05000/pediatric_restrictive_cardiomyopathy_with.11.aspx
  14. Mondal S, Pant B, Gopalakrishnan A, Harikrishnan S, Absent Right and Persistent Left Superior Vena Cava, Interrupted Inferior Vena Cava: A case report, Eur Heart J Case Rep, 2023, Jul 24;7(8):ytad345, https://pubmed.ncbi.nlm.nih.gov/37575540/
  15. Mondal S, Richard Raj R, Gopalakrishnan A, Harikrishnan S, Scimitar syndrome with hemi-cor triatriatum, Acta Cardiol, 2023, Dec;78(10):1136-1137, https://pubmed.ncbi.nlm.nih.gov/37470444/
  16. Devarakonda Venkata Bhargava, Arun Gopalakrishnan, Krishna Kumar Mohanan Nair, Baiju S. Dharan, Sivasankaran Sivasubramonian, Jaganmohan Tharakan, Pancycle Aortic Incompetence and Double Alternans in Pediatric Heart Failure, Annals of Cardiac Anaesthesia, 2023, Apr-Jun;26(2):232–4, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10284491/
  17. Gopalakrishnan A, Sunil WR, Sasikumar D, Kurup HKN, Krishnamoorthy KM, All that bifurcates is not pulmonary artery, Rev Port Cardiol, 2023, Feb;42(2):177-178, https://pubmed.ncbi.nlm.nih.gov/36435410/
  18. Saikiran Kakarla, Deepa Sasikumar, Ravi Prasad Varma, Harikrishnan K N Kurup, Arun Gopalakrishnan, Krishna Kumar Mohanan Nair, Baiju S Dharan, Kavasseri M Krishnamoorthy, Influence of age at surgery on left ventricular strain in patients with anomalous origin of left coronary artery from pulmonary artery, European Journal of Cardio-Thoracic Surgery, 2022, Dec 2;63(1):ezac486, https://pubmed.ncbi.nlm.nih.gov/36511627/
  19. Gurbhej Singh, Arun Gopalakrishnan, Sivasubramonian Sivasankaran, An unusual cause of heart failure in postoperative tetralogy of Fallot, Annals of Pediatric Cardiology, 2022, May-Jun;15(3):308-310, https://pubmed.ncbi.nlm.nih.gov/36589660/
  20. Gopalakrishnan A, Saline Contrast Echocardiography – a Forgotten Tool in Cardiology, Kerala Journal of Cardiology, 2022, Sep;6(1):109 – 113
  21. Raja J, Menon S, Ramanan S, Baruah SD, Gopalakrishnan A, Dharan B, Outcomes of repair of anomalous origin of pulmonary artery branch from aorta ascendens with autologous tissue: a rare condition revisited, Cardiol Young, 2022, Jul 6;1-4, https://pubmed.ncbi.nlm.nih.gov/35791259/
  22. Mohanan Nair KK, Namboodiri N, Gopalakrishnan A, Abhilash SP, Valaparambil A, An unusual cause of heart failure in a young man, J Electrocardiol, 2018, Mar - Apr;51(2):335-337., https://www.ncbi.nlm.nih.gov/pubmed/29103620
  23. Gopalakrishnan A, Sasidharan B, Tharakan J, Valaparambil A, Left atrial outflow obstruction in double outlet right atrium, Asian Cardiovasc Thorac Ann, 2018, Jan;26(1):50-53. doi: 10., https://www.ncbi.nlm.nih.gov/pubmed/28988491
  24. Sivasubramonian S, Gopalakrishnan A, Sasikumar D, Krishnamoorthy KM, Improving outcomes in totally anomalous systemic venous connection, Ann Pediatr Card, 2018, 11:116-7, https://www.ncbi.nlm.nih.gov/pubmed/29440849
  25. Krishnamoorthy KM, Gopalakrishnan A, Cost-effectiveness analysis of devices for closure of patent ductus arteriosus, Ann Pediatr Card, 2018, 11(1):109, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5803965/
  26. Mohanan Nair KK, Namboodiri N, Gopalakrishnan A, Valaparambil A, Radiofrequency ablation of premature ventricular contractions originating from uncommon sites of right ventricle, Indian Pacing Electrophysiol J, 2018, Mar - Apr;18(2):84-86., https://www.ncbi.nlm.nih.gov/pubmed/29452255
  27. Sasikumar D, Dharan BS, Arunakumar P, Gopalakrishnan A, Sivasankaran S, Krishnamoorthy KM, The outcome of mitral regurgitation after the repair of anomalous left coronary artery from the pulmonary artery in infants and older children, Interact CardioVasc Thorac Surg, 2018, Mar 8. doi: 10.1093/icvts, https://www.ncbi.nlm.nih.gov/pubmed/29528421
  28. Sivasubramonian S, Gopalakrishnan A, Sasidharan B, Valaparambil A, Role of diastology in transcatheter aortic valve implantation, J Invasive Cardiol, 2018, Mar;30(3):E23-E24, https://www.ncbi.nlm.nih.gov/pubmed/29493515
  29. Gopalakrishnan A, Mohanan Nair KK, Ganapathi S, Haemodynamic challenge in non-restrictive atrial septal defect, Heart Asia, 2018, 12(2);e011014, http://dx.doi.org/10.1136/heartasia-2018-011014
  30. Gopalakrishnan A, Sivadasanpillai H, Krishnamoorthy KM, Kapilamoorthy TR, Valaparambil A, Tharakan J, Aorto-Right Ventricular Outflow Tract Fistula after Bentall Repair, Acta Cardiologica, 2017, Jun;72(3):351-352. doi: 1, https://www.ncbi.nlm.nih.gov/pubmed/28636507
  31. Sasikumar D, Sasidharan B, Dharan BS, Gopalakrishnan A, Krishnamoorthy KM, Sivasankaran S, Quantification of ventricular unloading by 3D echocardiography in single ventricle of left ventricular morphology following superior cavo-pulmonary anastomosis and Fontan completion ? a feasibility study, Ann Pediatr Card, 2017, Sep-Dec;10(3):224-229. do, https://www.ncbi.nlm.nih.gov/pubmed/28928606
  32. Gopalakrishnan A, Krishnamoorthy KM, Mohanan Nair KK, Valaparambil A, Management of patients with transposition of the great arteries and intact interventricular septum, Eur J Cardiothorac Surg, 2017, Jul 1;52(1):201. doi: 10., https://www.ncbi.nlm.nih.gov/pubmed/28444376
  33. Arun Gopalakrishnan, Atrial Septal Defect ? Systematic Assessment Prior to Device Closure, Kerala Journal of Cardiology, 2017, Sep;1:61-68
  34. Krishnamoorthy KM, Gopalakrishnan A, Kumar DS, Sivasankaran SS, Eustachian valve-Masquerading ASD rim, Indian Heart J, 2017, May - Jun;69(3):422-423., https://www.ncbi.nlm.nih.gov/pubmed/28648449
  35. Gopalakrishnan A, Ganapathi S, Nair KKM, Sivadasanpillai H, Valaparambil A, Coronary Artery Ectasia ? The Need for an Expanded Classification, J Assoc Physicians India, 2017, Jul;65(7):116, https://www.ncbi.nlm.nih.gov/pubmed/28792184
  36. Ayyappan A, Gopalakrishnan A, Kapilamoorthy TR, Partially Anomalous Pulmonary Venous Connection to Solitary and Persistent Left Superior Caval Vein in Usual Visceroatrial Arrangement, World J Pediatr Congenit Heart Surg, 2017, Jan 1:2150135117719861. d, https://www.ncbi.nlm.nih.gov/pubmed/28954588
  37. Gopalakrishnan A, Subramanian V, Sasidharan B, Sasikumar D, Krishnamoorthy KM, Dharan BS, Valaparambil A, A Rare Variant of Intracardiac Total Anomalous Pulmonary Venous Connection, Rev Port Cardiol, 2017, Nov;36(11):869.e1-869.e4., https://www.ncbi.nlm.nih.gov/m/pubmed/29128137
  38. Krishnamoorthy KM, Gopalakrishnan A, Namboodiri N, First direct evidence of a Patent Foramen Ovale (PFO): a thrombus straddling the foramen ovale. RE: Thrombus straddling the foramen ovale, European Heart Journal, 2016, 7th April 2016
  39. Mohanan Nair KK, Namboodiri N , Banavalikar N, Gopalakrishnan A, Prasad S, Valaparambil A, Tharakan J, Iatrogenic pneumopericardium after pericardiocentesis, J Invasive Cardiol, 2016, Dec;28(12):E225-E226, https://www.ncbi.nlm.nih.gov/pubmed/27922814
  40. Krishnamoorthy KM, Gopalakrishnan A, Sivasankaran SS, Percutaneous Closure of Atrial Septal Defects with Deficient Rims, Cardiology, 2016, 135(1):48-9. doi: 10.1159, http://www.ncbi.nlm.nih.gov/pubmed/27241516
  41. Nair KK, Gopalakrishnan A, Inamdar SA, Ganapathi S, Sivadasanpillai H, Sivasubramonian S, Valaparambil A, Tharakan J, Image of the month: Alternating bifid pulse ? a novel hemodynamic manifestation of low cardiac output states, Clin Med (Lond), 2016, Jun;16(3):297-8. doi: 10., http://www.ncbi.nlm.nih.gov/pubmed/27251925
  42. , Partial Papillary Muscle Rupture Following Percutaneous Mitral Valvuloplasty without Mitral Regurgitation, , ,

Book Chapter

  1. Arun Gopalakrishnan, Mohammed A Sherif, Double balloon technique, Percutaneous Mitral Valvotomy. 2nd Edition, New Delhi, Jaypee Brothers Medical Publishers, 2018, 232-238
  2. Harikrishnan S, Arun Gopalakrishnan, Retrograde nontransseptal balloon mitral valvuloplasty, Percutaneous Mitral Valvotomy. 2nd Edition, New Delhi, Jaypee Brothers Medical Publishers, 2018, 394-398
  3. Arun Gopalakrishnan, Harikrishnan S, Mitral regurgitation, Tandon???s Textbook of Cardiology, Wolters Kluwer (India) Pvt Ltd, ,

Abstract

  1. Bhattacharya D, Namboodiri N, Mohanan Nair KK, Dharan BS, Sasikumar D, Gopalakrishnan A, Krishnamoorthy KM, Menon S, Baruah SD, Sowmya R, Long term outcome of cardiac pacemaker implantation in pediatric population, Indian Pacing Electrophysiol J, 2023, May – Jun 23(3);94, https://www.sciencedirect.com/science/article/pii/S0972629223000426?via%3Dihub
  2. Vijayasekharan K, Ranjan R, Prashanth VR, Guruprasad CS, Sasikumar D, Gopalakrishnan A, Thankamony PK, A tale of two pediatric cardiac tumors in our tertiary cancer care unit, Pediatr Blood Cancer, 2022, Sep 69(55):E613, https://onlinelibrary.wiley.com/doi/10.1002/pbc.29952