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Dr. Hasim Ustunsoy

Dr. Hasim Ustunsoy

Pediatric Cardiac Surgeon ·
, Kocaeli, Turkey

40 Years of experience ·
Languages Spoken: Turkish , English

Hasim Ustunsoy is currently available for hospital consultations. Explore online consultation options or book an in-person visit.

About Dr. Hasim Ustunsoy

Conditions Treated by Dr Hasim Ustunsoy

There are different kinds of cardio thoracic vascular conditions in children that Dr. Hasim Ustunsoy treats and we have listed some of them here for your perusal.

  • Hypoplastic Left Heart Syndrome
  • Atrial Septal Defect
  • Tetralogy of Fallot
  • Patent Ductus Arteriosus

Children are usually born with their cardio thoracic vascular issues and these conditions are known as congenital defects. These conditions of children are treated by pediatric CTVS surgeon in close coordination with your primary care pediatrician. Pediatric CTV conditions happen in children owing to these reasons:

  1. Genetics
  2. Unhealthy lifestyle
  3. Smoking and alcohol consumption by mother during pregnancy
  4. Viral infection during the first trimester of pregnancy

Signs and Symptoms to check before visiting Dr Hasim Ustunsoy

There are many signs and symptoms of congenital CTV disease in children such as:

  • Shortness of breath
  • Fatigue
  • Difficulty feeding (especially becoming sweaty during feeds)
  • Blue colour around the lips and blue skin (cyanosis)
  • Pale skin
  • Poor growth

Symptoms that show fatigue and tiredness in your child even in less exertion means their is a possibility that they have a CTV condition. There are other signs and symptoms such as heart palpitations and chest pain that signal a CTV condition. It is important for you to contact the doctor when you realise the linkages between the symptoms and a prevalent CTV condition.

Operating Hours of Dr. Hasim Ustunsoy

10 am to 4 pm are the operating hours of the doctor from Monday through Friday whereas on Saturday and Sunday, the operating hours are 10 am to 1 pm. The results of these surgeries are ensured because of the skill and efficiency of the surgeons.

Popular procedures which are performed by Dr Hasim Ustunsoy

Please find here some of the various popular procedures that Pediatric CTVS entails:

  • Physical Exam
  • Fetal Echocardiogram
  • Transesophageal Echocardiogram (TEE)
  • Electrocardiogram (EKG or ECG)
  • Echocardiogram (ECHO)
  • Chest X-Ray
  • Blood Count
  • Heart Catheterization (Heart Cath)
  • Exercise (Stress) Test
  • Holter Monitor
  • Dobutamine Stress Echocardiogram (DSE)

The pediatric CTVS procedures are extremely critical and crucial for and require a high degree of precision. A patient centric approach should be the focus when pediatric CTVS is performed in line with the best practices. It is essential for your child to go through a complete rehabilitation process post their pediatric CTVS procedure.

Qualification

  • University Ankara University, Faculty of Political Sciences, 1979
  • Hacettepe University, Faculty of Medicine, 1984
  • Uludag University, Faculty of Medicine, 1986

Work Experiences

  • Uludag Universitesi, Cardiovascular Surgery, 1990-1996
  • Associate Professor Gaziantep University, Faculty of Medicine, Department of Cardiothoracic Surgery, 2002
  • Professor Gaziantep University, Faculty of Medicine, Department of Pediatric Cardiovascular Surgery, 2009

Memberships (9)

  • Turkish Medical Association
  • Turkish Society for Cardiovascular Surgery
  • National Association of Vascular Surgery
  • European Cardio Thoracic Surgery
  • European Society for Vascular Surgery
  • The Society of Thoracic Surgeons (STS)
  • International Society for Heart & Lung Transplantation
  • Turkish Society of Cardiology
  • Minimal Invasive Robotic Surgery Association

Ready to Speak with Hasim Ustunsoy?

Book a secure video consultation for expert Heart Specialist care.

Procedures Performed

Arterial Switch Surgery
Atrial Septal Defect (ASD) Repair
Glenn procedure

Frequently Asked Questions

Dr. Hasim Ustunsoy is a specialized Pediatric CTVS and is one of the most sought after doctors in Istanbul, Turkey.

No, this doctor does not offer telemedicine via MediGence

Dr. Hasim Ustunsoy is one of the most sought after specialists in Turkey and has over 30 Years years of experience.

FAQ's Related to Pediatric CTVS

Cardiothoracic vascular conditions in children are diagnosed and treated by a pediatric CTVS surgeon. A specialty that has refined the procedure techniques over the last few decades, it is known to have a more recent history than several others. The criticality of the pediatric CTVS procedures have led to the fast development in the technologies and techniques in this field. The pediatric CTVS have an excellent working relationship with different healthcare personnel and doctors from various other specialties such as pediatricians, cardiologists, oncologists and anaesthesiologists.

We bring to you the names of the tests to be done before and during consultation with pediatric CTVS:

  1. Echocardiography
  2. Electrocardiogram
  3. Chest X-ray
  4. Stress test
  5. Holter monitor

It is essential to complete the tests for pediatric CTVS related conditions prior to and during the procedures as they make the process more efficient and ensure better success rates. The medical treatment and the resultant outcomes are symbiotically linked to the recommended tests and it impacts the decisions taken by the doctor.e. The patients’ liaison with the pediatric CTVS has to involve the medical history, the physical exam and diagnostic tests.

The treatment from pediatric CTVS becomes essential if the health conditions are related to organs in thoracic cavity in the child. When faced with a health situation, it is best to not wait for the situation to worsen and to seek medical treatment right away. The treatment plan designed by the pediatric CTVS for each child is customised owing to the differences in the health condition and other parameters for each patient. Extensive research based upgradations have happened in this field of surgery which has given impetus to the various life enabling procedures which it entails.

Explore Telemedicine Specialists

Dr. Vishwas Kaushik
Reviewer

MBBS, MD

7 Years of Experience

Last Reviewed - June 2026

Dr. Vishwas Kaushik is a qualified medical professional holding an MBBS from the prestigious Belgorod State University, Russia, with a strong foundation in clinical medicine and healthcare practice. His comprehensive medical training has equipped him with a profound understanding of evidence-based clinical practices, patient-centered care, and the evolving landscape of modern medicine. With a keen interest in medical research and scientific communication, he consistently translates complex clinical concepts into clear, accurate, and accessible content for diverse audiences. His work reflects a deep commitment to advancing medical knowledge, delivering impactful healthcare insights, and bridging the gap between clinical expertise and accessible medical communication.
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Dr. Shagufta Parveen
Author

Doctor of Pharmacy

3 Years of Experience

Last Reviewed - June 2026

Dr. Shagufta Parveen is a Clinical researcher and medical writer with expertise in clinical pharmacology and pharmacotherapeutics. She holds a B.Pharm and Doctor of Pharmacy (Post-Baccalaureate) degree from Teerthanker Mahaveer University, Moradabad.

During her clinical stint at BLK-Max Super Speciality Hospital and Indraprastha Apollo Hospital, she gained hands-on experience in the Clinical Pharmacology Department. Combining scientific knowledge with strong medical writing skills, Dr. Shagufta develops evidence-based healthcare content, treatment guides, and patient education resources.

Her work focuses on simplifying complex medical concepts while maintaining scientific accuracy, helping readers better understand healthcare advancements and treatment options.

In addition to her writing expertise, she is actively involved in scientific research and has contributed to peer-reviewed publications.

Her research work is accessible through the following links:

https://scholar.google.com/citations?user=lMVK1eIAAAAJ&hl=en

https://carcinogenesis.com/index.php/JOC/article/view/870

https://carcinogenesis.com/index.php/JOC/article/view/868

https://wjpsronline.com/abstract/0000000760

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