Detailed ultrasonography
Detailed colour Doppler examination of vein structure and blood flow

Quick online assessment
Choose the symptom in your legs, read the related information and complete the pre-assessment form with a few short questions. This form does not provide a diagnosis; it collects preliminary information before an examination.
Venous valve insufficiency
The examination covers your symptoms and your legs; if needed, the veins and blood flow are examined with colour Doppler ultrasound. The doctor decides on a suitable approach based on this assessment.
Quick online assessment
Your answers are used as preliminary information before the examination
01About the doctor
Cardiovascular Surgery Specialist
Op. Dr. Cemal Aslan graduated from Sivas Cumhuriyet University Faculty of Medicine in 2006. Specialty training in cardiovascular surgery began at Rize Training and Research Hospital in 2009 and was completed in 2014 at the Department of Cardiovascular Surgery of Tokat Gaziosmanpaşa University Faculty of Medicine.
From 2017 to 2019, Dr. Aslan worked as an assistant professor at Tokat Gaziosmanpaşa University Faculty of Medicine, and then as a cardiac surgeon at a private hospital in Ankara. Since 2020, Dr. Aslan has been working in the Department of Cardiovascular Surgery at TOBB ETÜ Hospital as the physician in charge of the Varicose Vein Treatment Centre.


02Our services
From booking and examination to treatment and follow-up: the services offered at our clinic in the hospital.
Detailed colour Doppler examination of vein structure and blood flow
Request an appointment online or arrange one by phone
An individual assessment based on your symptoms and medical history
Methods such as laser, radiofrequency and foam performed at the clinic
Check-up visits and an individual follow-up plan
Clear information before and after examination and treatment
Planning of any required tests and consultations within the hospital
Address, phone and directions on one page
03Conditions
General information on symptoms, possible causes and diagnosis. Every case is assessed through an examination.

Leg veins that have become enlarged and twisted. They may cause heaviness, swelling and visible veins.

A chronic condition, mostly affecting women, with symmetrical build-up of fatty tissue in the legs and sometimes the arms.

Swelling caused by lymph fluid collecting in the tissues, often starting on one side and possibly persistent.

A blood clot in a deep vein. It is a condition that may need prompt assessment.
04Treatments
The method is chosen according to the examination and Doppler ultrasound findings, the structure of the vein and the person’s overall health.
Why non-surgical methods?
In suitable patients, varicose veins can be treated with methods applied from inside the vein, such as laser, radiofrequency or foam sclerotherapy. The doctor decides which method suits you after an examination and colour Doppler ultrasound.
The procedure is performed through a needle or a thin catheter inserted through the skin.
Procedures are usually performed under local anaesthesia while the patient is awake.
Procedures mostly do not require a hospital stay; the doctor sets the return to daily life individually.
05Patient guide
The questions patients ask most often before an appointment, and the basics of the process.
Your symptoms and medical history are discussed and your legs are examined. If needed, the structure of the veins and the blood flow are assessed with a colour Doppler ultrasound.
No. Treatment decisions depend on symptoms and on examination and imaging findings. In some cases lifestyle advice and compression stockings with follow-up may be sufficient.
Bringing any previous test results, a list of the medicines you take and notes on how long your symptoms have lasted makes the assessment easier.
Have other questions? Browse the articles on the blog.
All our articles06Blog
Clear, referenced articles on the symptoms, diagnosis and treatment options of vascular conditions such as varicose veins, lipoedema, lymphoedema and deep vein thrombosis (DVT).

How vein valves work and the factors that may contribute to varicose veins.

The role of physical examination and colour Doppler ultrasound in diagnosis.

The role of veins and the muscle pump in returning blood to the heart.
07Social media
Follow the Instagram and YouTube accounts for short informational videos on vascular health and the latest updates from the clinic. Posts are in Turkish.

Op. Dr. Cemal Aslan @opdrcemalaslan
Cardiovascular Surgery Specialist
3,578 followers · as of 16 October 2026
TOBB ETÜ Varis Merkezi
Introductory and procedure videos on the TOBB ETÜ Varis Merkezi channel.
08Patient Stories
This section shares informational content about conditions and treatment journeys, including our patients’ experiences of the process. The content is not intended for diagnosis or treatment. Videos are in Turkish.
09Reviews
See the ratings and reviews on the Google, Doktor Takvimi and Doktorsitesi profiles directly on each platform, and share your own experience there.
10Events
Information campaigns, collaborations and scientific events.
Follow the Instagram account for current work.Instagram profile(opens in a new tab)
11Gallery
Images from the examination, colour Doppler ultrasound and non-surgical procedure setting at the clinic.
Contact
For an appointment or any questions, please use the channels listed on the contact page.
Contact form
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