Rahul Mukherjee
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Understanding Pacemaker Treatment
I wanted to learn when pacemaker implantation is necessary and how cardiac rhythm devices help manage selected heart conditions.

Cardiology
Consultant – Cardiology / Interventional Cardiologist21 Years
Fortis Hospital
Kolkata
Dr. Avishek Saha is a Consultant Interventional Cardiologist in Kolkata with expertise in coronary artery disease, cardiac angioplasty, pacemaker implantation, structural heart interventions and the management of complex cardiovascular conditions. Fortis Healthcare lists 21 years of overall experience.
Dr. Avishek Saha holds MBBS, MD in General Medicine and DM in Cardiology qualifications. He studied at R. G. Kar Medical College, Medical College Kolkata and N. R. S. Medical College, completing his DM in Cardiology in 2017.
Dr. Saha is associated with Fortis Healthcare in Kolkata and Manipal Hospitals, Mukundapur. His professional work includes diagnostic cardiology, interventional cardiac procedures and treatment of heart-related emergencies.
Coronary artery disease is one of Dr. Avishek Saha's principal areas of expertise. This condition develops when the arteries supplying blood to the heart become narrowed or blocked, potentially causing chest pain, breathlessness or heart attacks.
Coronary angiography is an important diagnostic procedure in interventional cardiology. It uses contrast imaging to examine the coronary arteries and identify significant narrowing or blockages.
Dr. Avishek Saha has extensive experience in coronary angioplasty and stent implantation. According to Manipal Hospitals, he has independently performed more than 1,500 coronary angioplasties.
Coronary angioplasty is a minimally invasive procedure used to open selected narrowed or blocked coronary arteries. A balloon and, when appropriate, a stent may be used to improve blood flow to the heart muscle.
Heart rhythm disorders, also called arrhythmias, are another important area of Dr. Saha's practice. These conditions may cause palpitations, dizziness, fainting or other symptoms depending on the type and severity of the rhythm abnormality.
Pacemaker implantation is among Dr. Avishek Saha's documented procedures. Manipal Hospitals reports that he has performed more than 500 pacemaker implantations for patients requiring cardiac rhythm support.
Dr. Saha also has experience in implantable cardioverter defibrillator implantation and cardiac resynchronisation therapy. These devices may be recommended for selected patients with serious arrhythmias or specific forms of heart failure.
Heart failure management is another documented area of his expertise. Heart failure occurs when the heart cannot pump blood effectively enough to meet the body's needs and may require medications, monitoring and selected device-based treatments.
Dr. Avishek Saha's clinical profile includes structural heart interventions such as atrial septal defect, ventricular septal defect and patent ductus arteriosus device closures. Suitability for these procedures depends on detailed cardiac assessment.
Balloon mitral valvotomy is another procedure listed in his professional profile. It may be used in appropriately selected patients with mitral valve narrowing.
Dr. Saha is experienced in non-invasive cardiac investigations, including echocardiography, treadmill stress testing and Holter monitoring. These tests help evaluate heart structure, function, exercise response and rhythm abnormalities.
His documented expertise also includes cardiomyopathies, valvular heart disorders, peripheral vascular interventions and emergency cardiac procedures such as temporary pacing and pericardiocentesis.
Dr. Avishek Saha has contributed to medical research through publications on coronary artery disease, diabetes-related cardiovascular complications, stroke risk factors and vascular disease.
Patients seeking an interventional cardiologist, angioplasty specialist or heart specialist in Kolkata may consult Dr. Avishek Saha for assessment of coronary artery disease, heart rhythm disorders, heart failure and other cardiovascular conditions.
Dr. Avishek Saha is a Consultant Interventional Cardiologist in Kolkata with expertise in coronary angioplasty, cardiac devices and complex cardiovascular disease management.
Dr. Avishek Saha performs coronary angiography to identify narrowing and blockages in the arteries supplying blood to the heart.
Dr. Saha has performed more than 1,500 coronary angioplasties, according to Manipal Hospitals. Angioplasty helps restore blood flow through selected narrowed coronary arteries.
Coronary stents may be placed during angioplasty to support an artery after a blockage has been treated.
Dr. Avishek Saha has expertise in acute cardiac emergencies, including the assessment and interventional management of selected heart attack cases.
Dr. Saha has performed more than 500 pacemaker implantations, according to Manipal Hospitals. Pacemakers help regulate heart rhythm in appropriately selected patients.
Implantable cardioverter defibrillators may be recommended for selected patients at risk of dangerous heart rhythm abnormalities.
Dr. Saha's expertise includes CRT-P and CRT-D implantation for selected patients with heart failure and cardiac electrical conduction abnormalities.
Heart rhythm disorders may cause palpitations, dizziness or fainting. Dr. Saha evaluates arrhythmias and provides appropriate cardiac treatment.
Dr. Avishek Saha manages heart failure through clinical assessment, medication-based care and suitable device interventions.
Echocardiography uses ultrasound to assess heart structure, pumping function and valve abnormalities.
A treadmill stress test evaluates the heart's response to exercise and may help assess selected cardiovascular symptoms.
Holter monitoring records the heart's electrical activity over an extended period to help identify intermittent rhythm disturbances.
Dr. Saha has expertise in balloon mitral valvotomy, a catheter-based treatment for selected patients with mitral valve stenosis.
Atrial septal defect device closure may be considered for suitable defects between the upper chambers of the heart.
Ventricular septal defect device closure is a catheter-based option for selected defects between the lower heart chambers.
Dr. Saha's documented expertise includes device closure of patent ductus arteriosus in appropriately selected patients.
Peripheral interventions are included in Dr. Saha's Fortis professional profile and may involve catheter-based treatment of selected vascular conditions.
Cardiomyopathies affect the heart muscle and may impair cardiac function. Evaluation helps determine appropriate treatment and monitoring.
Dr. Saha's documented emergency cardiac expertise includes pericardiocentesis, a procedure used to remove fluid from around the heart when clinically indicated.
MBBS, MD (General Medicine), DM (Cardiology)
Cardiology consultation, coronary angiography, coronary angioplasty, coronary stent implantation, complex coronary interventions, peripheral angioplasty, permanent pacemaker implantation, temporary cardiac pacing, implantable cardioverter defibrillator implantation, cardiac resynchronisation therapy (CRT-P/CRT-D), balloon mitral valvotomy, atrial septal defect device closure, ventricular septal defect device closure, patent ductus arteriosus device closure, echocardiography, treadmill stress test, Holter monitoring, heart failure management, arrhythmia evaluation, cardiomyopathy assessment, pericardiocentesis and emergency cardiac care.
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Quick answers to common questions about Dr. Avishek Saha
Dr. Avishek Saha is a Consultant Interventional Cardiologist in Kolkata specialising in coronary angioplasty, pacemaker implantation, structural heart interventions and cardiovascular disease management.
He holds MBBS, MD (General Medicine) and DM (Cardiology) qualifications.
21 years of experience, while 22 years overall. Manipal describes more than 8 years of cardiology expertise.
Yes he has independently performed more than 1,500 coronary angioplasties.
Yes more than 500 pacemaker implantations.
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