Assist. Prof. Dr. Siam Al Islam

Dr. Siam Al Islam is a highly reputed Cardiovascular and Thoracic Surgeon based in Dhaka, Bangladesh. With over 12 years of surgical and clinical experience, he serves as an Assistant Professor at the National Institute of Cardiovascular Diseases (NICVD) — the country’s foremost government institution for cardiac care. His expertise spans adult cardiac surgery, pediatric and congenital cardiac surgery, and complex thoracic procedures. Known for his compassionate and evidence-based approach, Dr. Siam has earned recognition as one of Bangladesh’s leading specialists in Pediatric and Congenital Cardiac Surgery.

He is deeply committed to improving the quality of life for children and adults with congenital heart defects — locally known as ‘Shishuder Hridrog’ (শিশুদের হৃদরোগ). His dual practice at Universal Cardiac Hospital, Dhaka, and Sayem Diagno Complex & Hospital, Mymensingh, extends specialized cardiac care beyond the capital, making life-saving treatments more accessible. For families navigating the challenges of Congenital Heart Disease (CHD), Dr. Siam Al Islam stands as both a trusted expert and a compassionate partner, offering advanced surgical care with dedication and empathy.

Education, Training, and Professional Role

Participated in and independently performed major surgical procedures, including:

Assisted in critical emergency procedures for heart attack, cardiac trauma, and heart failure patients.

Developed strong proficiency in multidisciplinary teamwork, postoperative care, and the use of advanced technologies such as ECMO, Ventricular Assist Devices (VADs), and high-resolution cardiac imaging systems.

Core Responsibilities:

Institutional Impact:

Leadership Philosophy:

Dr. Siam believes true excellence in cardiac surgery stems from a balance of precision, empathy, and teamwork. He promotes collaboration among surgeons, anesthesiologists, perfusionists, and nurses to ensure seamless procedures and optimal patient recovery. His leadership approach emphasizes ethical practice, continuous learning, and compassionate communication.

Research and Academic Contributions:

Public Health and Advocacy:

Future Vision:

Through his advanced education, clinical expertise, and visionary leadership, Dr. Siam Al Islam stands as a symbol of excellence in cardiac surgery in Bangladesh. His dedication to innovation, mentorship, and compassionate care continues to transform the landscape of cardiovascular treatment, shaping a future where every heartbeat counts.

Easy Appointment & Consultation Guide

Why Choose This Chamber:
The Universal Cardiac Hospital is one of Dhaka’s leading heart care centers, equipped with modern technology for diagnosis, surgery, and recovery. Here, Dr. Siam Al Islam provides personalized, compassionate care to every patient. Whether you need a routine heart check-up or advanced cardiac surgery, you can trust Dr. Siam and his experienced team for safe, expert care — all in one convenient location.

How to Book:
Simply call the appointment numbers or visit the hospital directly during visiting hours. The staff will guide you through the process quickly and smoothly.

Why Choose This Chamber:
For patients living outside Dhaka, this chamber offers the same high-quality cardiac consultation closer to home. Dr. Siam visits Mymensingh every week to ensure patients from surrounding districts — including Jamalpur, Sherpur, Netrokona, and Kishoreganj — can receive specialized heart care without traveling long distances.

How to Book:
Call the appointment number in advance to confirm your time slot. The hospital team ensures smooth coordination for all patients.

Can’t travel to Dhaka or Mymensingh? No worries! Dr. Siam Al Islam offers online consultation services to help patients from all over Bangladesh and abroad. It’s quick, secure, and ideal for those who need expert cardiac advice from the comfort of their home.

Perfect for Patients Who:

How to Book an Online Consultation:
Send a message on WhatsApp: +8801521333585 (Message Only). Share your reports or describe your symptoms — Dr. Siam will review your case and advise the next steps or treatment options.

Telemedicine is a simple and safe way to stay connected with your heart doctor. Dr. Siam Al Islam continues to make specialized cardiac care more accessible for everyone — from busy city professionals to families in rural Bangladesh.

Expertise and Core Areas of Specialization

He skillfully integrates adult and pediatric cardiac care with unmatched precision, empathy, and innovation. His bilingual communication approach — serving both English and Bengali-speaking patients — ensures comfort and understanding for all. From performing life-saving surgeries on newborns with congenital heart defects to treating adults with complex cardiovascular and thoracic conditions, Dr. Siam Al Islam consistently provides personalized, evidence-based care that enhances heart function and improves the overall quality of life for his patients across Bangladesh.

This structured and patient-focused approach exemplifies Dr. Siam’s commitment to innovation, safety, and compassionate care, ensuring that every individual — from infants to the elderly — receives world-class cardiac and thoracic treatment in Bangladesh.

Advanced Surgical Procedures and Conditions Treated (Adults & Pediatrics)

Dr. Siam performs a full spectrum of cardiac and thoracic surgeries for both adult and pediatric patients, logically structured from congenital to acquired conditions for improved readability and understanding. His practice emphasizes precision, safety, and long-term recovery for every patient.

Includes advanced corrective procedures such as Arterial Switch Operation (ASO) for Transposition of the Great Arteries (TGA), Complex Staged Reconstructions (Fontan Pathway) like Norwood, Glenn, and Fontan procedures for Hypoplastic Left Heart Syndrome (HLHS), Tetralogy of Fallot (TOF) Repair, and Intracardiac Defect Closures (VSD, ASD). These life-saving interventions help restore normal heart function and ensure healthy growth in children.
(এই উন্নত সার্জারিগুলো জন্মগত হার্টের সমস্যায় আক্রান্ত শিশুদের স্বাভাবিক হৃদযন্ত্রের কার্যক্ষমতা ফিরিয়ে আনতে সাহায্য করে।)

Comprehensive Valve Repair and Replacement for mitral, aortic, and tricuspid valves, performed on both adults and children using modern prosthetic and biological valves for enhanced durability and heart function.
(প্রাপ্তবয়স্ক ও শিশুদের জন্য মাইট্রাল, অর্টিক ও ট্রাইকাসপিড ভাল্ভের মেরামত ও প্রতিস্থাপন সার্জারি সম্পন্ন করা হয়।)

Coronary Artery Bypass Grafting (CABG) procedures treat ischemic heart disease, restoring optimal blood flow and reducing the risk of heart attack. These surgeries focus on long-term recovery and improved quality of life.
(ইস্কেমিক হার্ট ডিজিজের চিকিৎসায় এই সার্জারি রক্তপ্রবাহ স্বাভাবিক করে ও হার্ট অ্যাটাকের ঝুঁকি কমায়।)

Procedures such as Extracorporeal Membrane Oxygenation (ECMO) and Ventricular Assist Devices (VAD) provide temporary life support for patients with severe cardiac or respiratory failure, bridging them to recovery or transplantation.
(ECMO ও VAD প্রযুক্তি মারাত্মক হার্ট বা শ্বাস-প্রশ্বাস ব্যর্থ রোগীদের সাময়িকভাবে জীবন রক্ষা করতে ব্যবহৃত হয়।)

Advanced Thoracic Surgeries manage lung diseases, chest wall tumors, and mediastinal conditions. Minimally Invasive Cardiac Techniques help patients recover faster by minimizing surgical trauma, pain, and scarring.
(এই সার্জারিগুলো ফুসফুস, বুকের হাড় ও মিডিয়াস্টিনামের রোগ নিরাময়ে সহায়তা করে, এবং কম কাটা-ছেঁড়া পদ্ধতির মাধ্যমে দ্রুত আরোগ্য লাভ নিশ্চিত করে।)

Each of these procedures reflects Dr. Siam Al Islam’s commitment to combining state-of-the-art technology with compassionate, patient-centered care, ensuring that both children and adults receive world-class surgical treatment.

Early Warning Signs Requiring Immediate Consultation

Awareness of early symptoms of heart disease is vital for both adults and children, as prompt recognition and medical attention can prevent serious complications and improve outcomes. Detecting early signs—whether congenital, structural, or acquired—allows for timely intervention, helping to preserve heart health and quality of life. Dr. Siam Al Islam emphasizes the importance of vigilance and preventive care for all age groups.

Prompt consultation with a qualified Cardiovascular and Thoracic Surgeon, such as Dr. Siam Al Islam, ensures early diagnosis, effective treatment, and life-saving intervention for both adults and children. Cardiovascular and Thoracic Surgeon like Dr. Siam Al Islam ensures timely diagnosis and life-saving intervention for both adults and children.

Commitment to Lifelong Cardiac Care

Dr. Siam Al Islam’s lifelong mission is to redefine cardiac care in Bangladesh through excellence, accessibility, and compassion. He envisions a healthcare system where every individual — regardless of age, gender, or location — can access timely, advanced, and affordable heart treatment. His unwavering dedication to saving lives and improving long-term cardiac health continues to inspire confidence among patients and peers alike.

Beyond performing complex surgeries, Dr. Siam embraces a comprehensive, patient-centered approach to cardiovascular care — from diagnosis and surgical management to rehabilitation and lifelong follow-up. He routinely treats critical cardiac conditions such as coronary artery disease, valve disorders, aortic aneurysms, and heart failure, while also advancing outcomes for pediatric and congenital cardiac patients through innovative, evidence-based care.

In Bangladesh, nearly 25,000 children are born each year with congenital heart defects, yet only a small portion receive timely surgery. Through his ongoing work at Universal Cardiac Hospital (Dhaka) and Sayem Diagno Complex & Hospital (Mymensingh), Dr. Siam Al Islam continues to expand access to specialized cardiac surgery, ensuring that both children and adults receive compassionate, affordable, and world-class treatment. His enduring vision is to create a healthier, heart-strong Bangladesh — one patient at a time.

Experience and Patient Care Philosophy

Over his 12 years of active medical practice, Dr. Siam Al Islam has developed a care philosophy rooted in compassion, precision, and trust. He believes that every patient, regardless of socioeconomic background, deserves access to world-class cardiac care. His approach emphasizes:

He has successfully performed numerous high-risk heart surgeries on both adults and children, with outcomes reflecting the highest standards of safety and quality. His reputation as a calm, meticulous, and patient-focused surgeon has made him a preferred choice among cardiac patients in Dhaka and beyond.

Contribution to Public Health and Cardiac Awareness

Beyond surgery, Dr. Siam is an advocate for preventive cardiology and public awareness. He participates in hospital-led and national-level initiatives to promote early diagnosis and prevention of heart disease. He often highlights that over 80% of premature heart disease cases can be prevented through simple lifestyle changes and timely medical intervention.

His dedication to awareness aligns with Bangladesh’s public health goals, aiming to reduce the rising prevalence of ischemic heart disease, hypertension, and diabetes — major risk factors in both urban and rural populations.

Achievements and Recognition

Throughout his professional journey, Dr. Siam Al Islam has been recognized for his surgical skill and commitment to excellence. As a faculty member and practicing surgeon at NICVD, he has contributed to numerous successful heart surgeries and educational advancements. His colleagues regard him as a dependable team leader and compassionate physician who balances technical mastery with human empathy.

He is also involved in research and publications focusing on advancements in cardiovascular and thoracic surgery, postoperative outcomes, and congenital cardiac disorders in Bangladeshi children.

Frequently Asked Questions

These FAQs provide helpful guidance for patients and caregivers seeking trusted information about Dr. Siam Al Islam, one of Bangladesh’s leading experts in Cardiovascular & Thoracic Surgery and Pediatric & Congenital Cardiac Surgery. For accurate global and local heart health insights, you can also visit the World Health Organization (WHO) – Cardiovascular Diseases or the National Heart Foundation of Bangladesh.

Dr. Siam Al Islam consults patients at two accessible locations:

Dr. Siam Al Islam serves as an Assistant Professor in the Department of Cardiovascular & Thoracic Surgery (CVTS) at the National Institute of Cardiovascular Diseases (NICVD). As a senior cardiac surgeon and educator, he contributes to both cutting-edge surgical procedures and the academic training of future cardiac specialists in Bangladesh.

You can easily book an appointment by calling 10667 or +8801841480000.
Visiting Hours: 3:00 PM – 5:00 PM (Closed: Thursday & Friday).
To avoid waiting, it’s best to call in advance for a confirmed appointment.

Yes. Dr. Siam treats both children and adults born with congenital or structural heart defects. His expertise in re-operations, lifelong monitoring, and adult congenital heart management ensures seamless, long-term care for patients transitioning from childhood to adulthood.

The consultation fee is BDT 1000 at both chambers — Universal Cardiac Hospital (Dhaka) and Sayem Diagno Complex & Hospital (Mymensingh) — keeping high-quality cardiac care affordable and consistent for all patients.

Yes. Dr. Siam offers convenient online consultations for patients across Bangladesh and abroad. To book, send a message on WhatsApp (text only).
You can share your reports or describe your symptoms, and Dr. Siam will provide professional advice or recommend the next steps in treatment.

Dr. Siam’s expertise covers a wide range of congenital and acquired heart conditions, including:

In Mymensingh, Dr. Siam is available every Friday from 10:00 AM to 9:00 PM at Sayem Diagno Complex & Hospital.
Patients from Mymensingh and nearby districts like Jamalpur, Sherpur, Netrokona, and Kishoreganj can conveniently consult him without traveling to Dhaka.

This fellowship signifies advanced surgical training beyond the MS degree, focusing on correcting congenital heart defects in children. It confirms Dr. Siam’s expertise in treating complex pediatric cardiac conditions — a vital qualification in a country where 8–10 out of every 1,000 newborns are born with congenital heart disease.

You should immediately consult Dr. Siam if you or your child experience:

For quick assistance, you can reach out through the following:

Dr. Siam Al Islam remains dedicated to providing safe, advanced, and compassionate heart care for patients across Bangladesh — ensuring every heartbeat receives the attention it deserves.

Your Next Step Towards Comprehensive Cardiac Care

Choosing a surgeon for a child’s heart defect is one of the most significant decisions a family will ever make. Dr. Siam Al Islam’s profile—defined by his Assistant Professorship at NICVD, his advanced Fellowship in Pediatric and Congenital Cardiac Surgery, and his long history of success with complex procedures like the Fontan pathway and ASO—offers the confidence and trust needed. Whether you are in Dhaka, Mymensingh, or any part of Bangladesh, Dr. Islam’s comprehensive approach ensures every child receives the highest level of specialized heart care.

Take the first vital step for your child’s heart health today. To schedule a consultation at Universal Cardiac Hospital in Dhaka or Sayem Diagno Complex in Mymensingh, please call the dedicated appointment lines or use the online consultation option for remote initial contact.







Dr. Siam Al Islam is an Assistant Professor at the National Institute of Cardiovascular Diseases (NICVD) in Dhaka and also sees patients at Universal Cardiac Hospital, Mohakhali, and Sayem Diagno Complex & Hospital, Mymensingh.

He specializes in Cardiovascular and Thoracic Surgery, focusing on adult cardiac surgery, pediatric and congenital heart defects, and thoracic surgical procedures.

You can book an appointment by calling 10667 or 01841480000 for Universal Cardiac Hospital (Dhaka). For Mymensingh patients, visit Sayem Diagno Complex & Hospital on Fridays (10 AM – 9 PM).

✅ Yes. He provides online consultations for patients across Bangladesh and abroad. This service helps patients from rural or distant areas consult directly with a heart specialist without traveling.

Dr. Siam Al Islam holds an MBBS and an MS in Cardiovascular & Thoracic Surgery. His advanced training was completed at NICVD, one of Bangladesh’s top cardiac institutions.

His consultation fee is 1000 BDT at Universal Cardiac Hospital, Mohakhali. Patients can confirm the exact fee while booking their appointment.

He consults patients in Dhaka at Universal Cardiac Hospital from Saturday to Wednesday, 3:00 PM – 5:00 PM. The chamber remains closed on Thursday and Friday.

Yes, Dr. Siam is a specialist in pediatric and congenital cardiac surgery. He performs corrective surgeries for congenital defects such as ASD, VSD, PDA, and TOF, providing life-saving treatment to children.

Dr. Siam is registered under the Bangladesh Medical & Dental Council (BM&DC) with registration number A68045.

You can read the complete professional profile of Dr. Siam Al Islam on the Bangladesh Health Alliance (BHA) website:
Learn more about Dr. Siam Al Islam | Cardiovascular Surgeon Dhaka

“Over 12,000 cardiac surgeries are performed annually at NICVD, and doctors like Dr. Siam Al Islam are leading the way toward safer, more accessible cardiac care for all Bangladeshis.” — Source: Ministry of Health, Bangladesh

Anchor Text: National Institute of Cardiovascular Diseases (NICVD) Bangladesh — The country’s premier government institute for cardiac care.

Anchor Text: Universal Cardiac Hospital Mohakhali Dhaka — A trusted center for advanced cardiac treatment.

Anchor Text: Sayem Diagno Complex Mymensingh — Regional chamber for cardiac consultations.

With deep clinical expertise, a strong academic foundation, and an unwavering commitment to patient welfare, Dr. Siam Al Islam represents the new face of excellence in cardiac surgery in Bangladesh. His dedication to advancing cardiovascular and thoracic surgery, coupled with his compassion for patients of all ages, makes him one of the most trusted and respected heart surgeons in the country.

Whether performing complex bypass surgeries at NICVD, repairing congenital heart defects in children, or consulting online with patients from rural communities, Dr. Siam continues to uphold the highest standards of medical ethics and surgical precision.