Cardiac Sciences

One of the most advanced facilities of its kind in the region, the Centre of Excellence in Cardiac Sciences at Aster Medcity offers advanced cardiology, interventional cardiology, electrophysiology, cardiac surgery, heart transplant and cardiac rehabilitation services for both adults and children. Designed to function like an independent hospital, the centre has an outpatient division, an inpatient division, a day care section, a state-of-the-art cardiovascular imaging section including nuclear medicine, a dedicated electrophysiology lab, an interventional cardiology wing, dedicated adult and paediatric cardiac surgical suites, dedicated cardiac ICUs and a 24-hour Rapid Access Chest Pain Clinic to handle all emergencies.

The exceptional team of doctors comprising Adult Cardiologists/ Interventional Cardiologists, Paediatric Cardiologists, Cardiac Electrophysiologists, Adult Cardiac Vascular Thoracic Surgeons, Paediatric Cardiac Surgeons, Cardiac Anaesthesiologists and Interventional Radiologists offer optimal, evidence-based treatment to patients with a multidisciplinary approach, with the help of trained nurses, technicians, dieticians and rehabilitation experts.

They follow a unique Heart Team Approach to ensure personalised treatment to patients by discussing each and every case in detail as a team and deciding the best way forward.

The Aster Centre of Excellence in Cardiac Sciences is the first facility in Kerala to offer state-of-the-art clinical support and diagnostic technology including ORI Karl Storz Fusion Digital Integrated Surgical Suites; IntelliSpace Critical Care Anaesthesia ICUs; Flat Panel Biplane Vascular Hybrid Cath Lab and Philips PET-CT scan with Time Of Flight Technology.

Aster Heartline

Call our 24/7 Aster Heartline 8111998111 in case of emergencies or queries on cardiac problems.

For more details on our Cardiology programmes, call: + 91 8111998143

For more details on our Cardiac Surgery, call: +91 8111998021

Doctors Logo
Dr. Anil Kumar R
Senior Consultant
Dr. Anil Kumar R

Dr. Anil Kumar R, Senior Consultant, CoE Cardiac Sciences, is a veteran Cardiologist with more than 22 years of experience. Former Professor of Cardiology at JIPMER, he has worked in UK, UAE and India and is rated among the top Cardiologists in Kerala. An expert in Interventional Cardiology and Cardiac Electrophysiology, his areas of special interest are advanced management of heart failure and preventive Cardiology.


Fellow of the American College of Cardiology | Fellow of the Cardiological Society of India | Fellow of the Royal College of Physicians (Edinburgh)| |MRCP (UK) | DM in Cardiology (GB Pant Hospital, New Delhi)| MD (JIPMER) | MBBS (JIPMER)


Head of Department of Cardiology at the Belhoul Speciality Hospital, Dubai

Trained in Cardiac Electrophysiology at the Freeman Hospital, Newcastle upon Tyne, UK.

Former Professor of Cardiology at JIPMER, Pondicherry, one of India’s premier medical institutes

Initiated the program of Coronary Angiography and Angioplasty, including Primary Angioplasty in JIPMER

Awarded Commonwealth Scholarship

Mentor to many Post Doctoral Fellows in invasive cardiology.

Published 18 articles in International and Indian medical journals

Authored Chapters in Cardiology Update & Textbook of Cardiology

Proficient in English, Malayalam, Tamil and Hindi

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Dr. Manoj P Nair
Senior Consultant
Dr. Manoj P Nair

Dr. Manoj P Nair is Senior Consultant, Cardio Vascular Thoracic Surgery, CoE Cardiac Sciences. A veteran Cardiac Surgeon with 20 years of experience and over 5700 surgeries to his credit, he is trained to perform all Cardiovascular and Thoracic surgery procedures – a talent, unmatched. He is former Professor of CVTS and pioneered Hybrid Aortic Aneurysm Surgery in Kerala.


M.Ch in Cardio Thoracic Surgery (Govt. Medical College, Thiruvananthapuram) | M.S. in General Surgery (Govt. Medical College, Kottayam) | M.B.B.S (Govt Medical College, Allepey)


Professor in Cardiovascular and Thoracic Surgery, Amrita Institute of Medical Sciences and Research Centre, Cochin,

Associate Professor in Cardiovascular and Thoracic Surgery, Sri Venkateswara Institute of Medical Sciences, Tirupati, AndraPradesh,

Pioneered Hybrid Aortic Aneurysm Surgery in Kerala

Performed over 5700 procedures including 2200 CABG, 2000 Valve Replacements and 1500 Lung Resections (all types)

Plans to perform Single Lung Transplant and Heart Transplant

Proficient in English, Malayalam, Hindi and Telugu

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Dr. Sajan Koshy
Senior Consultant
Dr. Sajan Koshy

Dr. Sajan Koshy is Senior Consultant, Paediatric Cardiac Surgery, CoE Cardiac Sciences. He has more than 15 years of experience in Cardiology and is an expert in Paediatric Cardiac Surgery - especially Cardiac Surgery in newborns with congenital heart diseases. He has been instrumental in creating public awareness on Pediatric Cardiac Surgery in North Kerala, in association with NGOs.


MCh (Kerala University) |MS (Kerala University) | MBBS (Kerala University)


Involved in the care of more than 10000 children with congenital heart surgeries, particularly in newborns.

Senior Specialist at MIMS, Calicut

Established pediatric cardiac surgery in MIMS Calicut, the only unit in North Kerala catering to children with congenital heart diseases.

Incorporated public participation in treatment of congenital heart surgery by associating with NGOs

Instrumental in popularizing pediatric cardiac surgery in North Kerala

Specialist in Pediatric Cardiac Surgery in Amritha Institute of Medical Sciences Kochi.

Published articles in prominent Indian & International medical journals

Proficient in English and Malayalam

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Dr. Anil S.R
Senior Consultant
Dr. Anil S.R

Dr. Anil S.R is Consultant, Paediatric Cardiology, CoE Cardiac Sciences. He has more than 14 years of experience in comprehensive management of cardiac diseases in children and is an expert at Paediatric Cardiac Interventions, 2D and 3D Echocardiography and Fetal Echocardiography. He is a national board certified trainer for FNB program for Paediatric Cardiology.


DNB (Cardiology) | DNB (Pediatrics)| MD in Pediatrics (Medical College, University of Calicut)| DCH (Medical College, University of Calicut) | MBBS (T D Medical College, Alleppey) |


Senior consultant Pediatric Cardiologist, Apollo Hospital, Jubilee Hills, Hyderabad

Instrumental in establishing and headed Pediatric Cardiology Unit at MIMS Calicut, handled approximately 10 open heart surgeries every month

Performed hundreds of Pediatric Cath procedures and Invasive procedures including open heart surgeries

Active involvement with several charitable bodies that facilitate cardiac care, including surgery, for underprivileged children

Consultant Pediatric Cardiologist, MIMS

Fellowship In Cardiology, Sri Sathya Sai Institute Of Higher Medical Sciences, Puttaparthy

Specialist, Department of Pediatric Cardiology, Amrita Institute of Medical Sciences, Kochi

Published articles in prominent international and Indian medical journals

SEARLE Award, 53rd annual CSI conference, Hyderabad

Award for innovative technique at Asia Pacific pediatric cardiology cardiac surgery conference, New Delhi

Proficient in English, Malayalam and Hindi

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Dr. Sunil Shivdas
Dr. Sunil Shivdas

Dr. Sunil Shivdas is Consultant, Interventional Cardiology, CoE Cardiac Sciences. With more than 3 years of experience, he is an expert in complex Coronary Interventional procedures like Primary Angioplasties, Bifurcations, Chronic Total Occlusions and his areas of special interest include Interventional Structural Heart Disease, Peripheral Arterial Disease and Heart Failure Management.


DM in Cardiology (AIIMS-Delhi) |MD in General Medicine (JIPMER) Pondicherry | MBBS (Pariyaram Medical College)


Consultant Cardiologist, Moulana Hospital

Senior Resident, Department of Cardiology, JIPMER

First Rank in All India Post Graduate Medical Entrance

Young Investigator Award from CSI

Published Research Articles online

Proficient in English, Malayalam, Hindi

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Dr. Raja Sekhar Varma
Dr. Raja Sekhar Varma

Dr. Raja Sekhar Varma is Consultant, Interventional Cardiology, CoE Cardiac Sciences. He has more than 9 years of experience in complex Cardiac and Endovascular procedures, and is an expert in diagnostic non-invasive procedures. His areas of special interest include Complex Coronary Angioplasty, Arrhythmia Management, Interventions for Acute MI, Interventions for Structural Heart Disease and heart failure and complex Endovascular Interventions.


DM in Cardiology (JIPMER) | MD in General Medicine (JIPMER) | MBBS (JIPMER)


HOD & Consultant Interventional Cardiologist, Sagar Hospitals-DSI, Bangalore

Consultant Interventional Cardiologist, Moulana Hospital

Training at Seoul, S Korea in Left Main Angioplasty

Senior Resident, Dept of Cardiology, JIPMER

JIPMER Alumni Award for being the Best All-round Undergraduate Medical Student of the year

Won numerous awards and certificates in various disciplines including Nallam Satiyanarayanamma Gold Medal for securing the first position in the MD- General Medicine- Examination of Pondicherry University

MOH Hassan Kuthoos Marikkar Endowment Prize in Cardiology

N Abdoul Cader Ibrahime Memorial Prize in Neurology

Published articles in prominent medical journals

Proficient in English, Malayalam, Hindi, Tamil and Kannada

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Dr. Praveen Sreekumar
Dr. Praveen Sreekumar

An Adult Interventional Cardiologist with extensive training in advanced electrophysiology procedures; Dr. Praveen Sreekumar’s areas of special interest include complex angioplasties, adult electrophysiology studies including 3D Mapping and radiofrequency ablation of Atrial Fibrillation and Paediatric EPS.


MRCP (UK) | Fellowship in Cardiac Electrophysiology (Sri Jayadeva Institute of Cardiology, Bangalore) | DM Cardiology (Sri Jayadeva Institute of Cardiology, Bangalore) | MD (Govt. Medical College, Thrissur) | MBBS (Govt. Medical College, Thrissur)


Plans to set up Paediatric EP studies, the first-of-its-kind in the region

Cardiac Electrophysiologist, Heart Hospital, Thrissur

Fellow in Electrophysiology, Sri Jayadeva Institute of Cardiology, Bangalore

Associate Consultant, Cardiology, KIMS, Thiruvananthapuram

Senior Resident, Cardiology, Sri Jayadeva Institute of Cardiology, Bangalore

Tutor, Cardiology, St. John’s Medical College, Bangalore

Proficient in English, Malayalam, Hindi, Kannada

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Dr. Viju Joseph Abraham
Senior Specialist
Dr. Viju Joseph Abraham

A Cardiac Surgeon, Dr. Viju Joseph Abraham is trained to perform cardiac, thoracic and vascular surgeries in adults and children.


MCh in Cardiothoracic and Vascular Surgery (Sawai Man Singh Medical College and Hospital, Jaipur) | MS in General Surgery (Christian Medical College, Ludhiana) | MBBS (Christian Medical College, Ludhiana)


Assistant Professor, Christian Medical College, Ludhiana

Medical Officer, Chrita Mitra Ashram Hospital, Karnataka

Proficient in English, Hindi, Punjabi, Malayalam and Kannada

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Dr. George Varghese K
Senior Specialist
Dr. George Varghese K

A Cardiovascular Thoracic Surgeon who has 4 years of experience as a General Surgeon, Dr. George Varghese K is trained in surgical management of heart diseases in adults.


MCh in CTVS (PGIMER, Chandigarh)

MS in General Surgery (PGIMER, Chandigarh)

MBBS (Govt. Medical College, Thiruvananthapuram)


Senior Resident, GB Pant Hospital

Proficient in Malayalam, English and Hindi

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Dr. Krishna Sarin
Senior Specialist
Dr. Krishna Sarin

An Interventional Cardiologist trained in all coronary, cardiac structural and peripheral arterial interventions, Dr. Krishna Sarin’s area of special interest is cardiac imaging by echocardiography - both trans-thoracic and trans-esophageal.


DM in Cardiology (JIPMER, Pondicherry) | MD in General Medicine (JIPMER, Pondicherry) | MBBS (JIMPER, Pondicherry)


Research on coronary diameters and coronary interventions at Hospital Lariboisiere, Paris, France

Observership in Pediatric Cardiology at Amrita Institute of Medical Sciences, Kochi

Published research articles

Proficient in English, Malayalam, Tamil, Hindi

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Dr. Shantesh B Kadagimath
Dr. Shantesh B Kadagimath

A Cardiologist trained in evaluation and management of cardiac diseases and emergencies, Dr. Shantesh’s areas of special interest include preventive cardiology and advanced echocardiography.


Fellowship In Critical Care Medicine (Apollo Hospital) | PG Dip in Clinical Cardiology (KIMS hospital, Thiruvananthapuram) | MBBS (Sri Devaraj Urs Medical College, Karnataka)


Registrar in Cardiology, Narayana Hrudayalaya

Registrar in Cardiology, KIMS hospital, Thiruvananthapuram

Registrar in Cardiology, MBMM Hospital

Registrar in Cardiology, RIMS hospital

Resident, EMS hospital

Resident, MES Medical College,

Resident, St Alphonse Cardiac Care Centre

Proficient in English, Kannada, Hindi, Malayalam

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Aster Facilities
Outpatient & Non-Invasive Diagnostic Services
Outpatient & Non-Invasive Diagnostic Services
  • Expert cardiac consultation
  • Heart failure clinic
  • Electrophysiology clinic
  • Cardiac structural/functional evaluation including advanced imaging
  • 2D/ live 3D Echocardiography, colour Doppler imaging, tissue Doppler imaging, strain quantification
  • Trans-esophageal Echocardiography including live 3D TEE
  • 24-hour ambulatory blood pressure
  • 24-hour electrocardiographic monitoring (Holter)
  • Cardiac stress testing including TMT, Dobutamine Stress Echocardiography, Stress Nuclear Perfusion Imaging
  • Head Up Tilt Test (HUTT)
Inpatient Services
Inpatient Services
  • 24-hour emergency care
  • 24 hour percutaneous cardiac interventions
  • 24-hour cardiac surgery
  • Dedicated Cardiac ICU
  • Full-spectrum cardiac electrophysiology/ arrhythmia management services
  • State-of-the-art life support services including ECMO (Extra Corporeal Membrane Oxygenation)
Advanced Cardiac Imaging & Clinical Support
Advanced Cardiac Imaging & Clinical Support
  • Philips EPIQ Echocardiography machines for 2D and live 3D imaging
  • Trans-oesophageal echocardiography with Doppler, colour Doppler modalities of investigation for adult /paediatric cardiology
  • Dobutamine Stress Test for physically disabled patients
  • Intra operative trans-oesophageal echo/ Doppler/color flow Doppler
  • Philips 256 Slice iCT scan
  • Wide Bore 3.0 Tesla MRI cardiac studies
  • Philips Astonish True Flight Select PET-CT with Time Of Flight technology
  • GE SPECT-CT Optima NM 640 Gamma Camera
  • Dedicated adult & paediatric ORI Karl Storz fusion digital integrated cardiac surgical suites
  • ECMO (Extra Corporeal Membrane Oxygenation)
  • Dedicated ICCA (IntelliSpace Critical Care and Anaesthesia) Cardiac ICUs
  • State-of-the-art lab
Invasive Diagnostic & Interventional Division
Invasive Diagnostic & Interventional Division

Aster Centre of Excellence in Cardiac Sciences is first facility in Kerala with three cath labs including low radiation CLARITY cath lab and a flat panel hybrid vascular biplane cath lab with a state-of-the-art electrophysiology lab/ intravascular ultrasound, fractional flow reserve estimate and rotablation.

Other Clinical Support
Other Clinical Support
  • 3 Cath labs including low radiation clarity lab and hybrid biplane cath lab
  • Advanced 3D and 4D Echo machines
  • Holter Monitoring (24 hours to 7 days) for arrhythmia management
  • Tread Mill Test (TMT)
Non-Invasive procedures
  • ECG interpretation
  • Holter interpretation
  • TMT
  • Echocardiography
  • Trans-esophageal Echocardiography
  • Tilt-table testing
24/7 Emergency Procedures
  • Cardioversion
  • Pericardiocentesis
  • Arterial line placement
  • CVP and Pulmonary artery catheter placement
  • Temporary pacing
Specialised Surgical Procedures
  • Entire spectrum of thoracic and vascular surgery
  • Major aneurysms and peripheral vascular surgery
  • Hybrid procedures for cardiac and vascular surgery
  • Thorascopic surgery – minimally invasive thoracic surgery
  • Minimally invasive cardiac surgery
  • Bronchoscopies – rigid and fibre optics
Invasive Elective/ Emergency Paediatric Procedures
  • Diagnostic cardiac catheterization
  • ASD/VSD/PDA/Collateral device closures
  • Coil closure of PDA/MAPCAs
  • Balloon pulmonary/ aortic valvoplasties
  • LPA/PDA/Coarctation of aorta stenting<.li>
  • Balloon dilatation of coarctation of aorta and branch PAs
  • Permanent pacemaker implantation
Paediatric Cardiac Surgery

Surgical management of complex heart conditions in children

  • Advanced cardiac surgery in new-borns
  • Patent ductus arteriosus
  • Atrial septal defect
  • Ventricular septal defect
  • Tetralogy of Fallot
  • Coarctation of aorta
  • AV canal defect
  • Arterial switch operation
  • Repair of double outlet right ventricle
  • Total anomalous drainage of pulmonary veins
  • Single ventricle repair
  • Valve repairs
  • Thoracotomy ASD closure
  • Minimally invasive heart surgery
  • Hybrid procedures
Heart Rhythm Clinic

Advanced electrophysiology (EP) services for adults and children

  • OP evaluation of syncope, giddiness, palpitation
  • Holter, ELR and ILR implantation
  • Head Up Tilt Test (HUTT)
  • Conventional EP studies: Diagnostic & RF Ablation
3D Mapping & Radio Frequency Ablation for:
  • Atrial tachyarrhythmias
  • Idiopathic ventricular tachycardia
  • Scar ventricular tachycardia
  • Post operative arrhythmias
  • Ablations in adult congenital heart patients
  • PV isolation for paroxysmal atrial fibrillation
  • Ablation in persistent atrial fibrillation
  • Paediatric arrhythmias
Implantable Cardiac Devices:
  • Pacemakers
  • Automated implantable cardioverter defibrillator (AICD)
  • Heart failure devices- CRT & CRT D implantation
  • Intracardiac Lead Extraction
Heart Failure Clinic
  • Comprehensive management of heart failure
  • Devices
  • LVAD
  • ECMO
  • CRT
  • Heart & Lung Transplant Programme
Heart & Lung Transplantation

Aster Centre of Excellence in Cardiac Sciences is one of few facilities in South India to offer heart and lung transplant in adults and children.

The centre has state-of-the-art facilities for the programme including:

  • Advanced diagnostics & clinical support
  • Dedicated transplant surgical suites
  • World-class infection control features, led by a highly experienced Infection Control Team
  • Dedicated transplant ICUs
  • Expert rehabilitation team
Cardiac Procedures: Adults
  • 24/7 primary angioplasty with a door to balloon time of less than 90 minutes
  • Elective coronary angiography and angioplasty, including complex coronary angioplasty for Chronic Total Occlusions, Bifurcations, left main angioplasty, multi-vessel angioplasty
  • Diagnostic cardiac catheterisations
  • Percutaneous valvoplasty
  • Interventional management of adult congenital heart disease including device closures
  • Implantation of pacemakers
  • Implantation of automatic cardiac defibrillators
  • Resynchronisation therapy by biventricular pacing
  • Electrophysiology studies & radiofrequency ablation for cardiac arrhythmias
  • Implantation of IVC filters

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