Frequently Asked Questions About Hereditary Hemorrhagic Telangiectasia (HHT)

Also known as Osler-Weber-Rendu syndrome, hereditary hemorrhagic telangiectasia (HHT) is a condition that affects the blood vessels. In individuals with HHT, the blood vessels that connect arteries to veins develop abnormally. These abnormalities are referred to as telangiectases when they occur in small blood vessels, and arteriovenous malformations (AVMs) when they occur in larger vessels. While HHT itself is not life-threatening, it can increase the risk of stroke, lead to anemia, or result in bleeding in the digestive tract.


Managing Symptoms of Osler-Weber-Rendu Syndrome

Although a cure for Osler-Weber-Rendu syndrome is yet to be discovered, there are effective ways to manage its symptoms. It is important to note that the severity and manifestation of symptoms can vary greatly even within the same family.

One common symptom of this syndrome is nose telangiectases, which can lead to nosebleeds ranging from mild to severe. For minor nosebleeds, simple measures such as humidifying the air and using moisturizing nose sprays or drops can provide relief.

In cases of more serious nosebleeds, additional treatments may be necessary. Laser coagulation and hormone therapy are options that can be explored to manage the symptoms effectively.

However, for individuals with extreme cases, more invasive procedures like septal dermoplasty may be recommended. These procedures aim to address the underlying issues and provide long-term relief.


Oral Manifestations of HHT

HHT, also known as Osler-Weber-Rendu syndrome, can be easily recognized by its impact on the tongue and mouth. Although the occurrence of bleeding lesions in the mouth or on the tongue is less frequent compared to the nose, the presence of delicate red vessels can still be visually unattractive, particularly when the lips are affected. Approximately 80 percent of individuals with HHT experience the manifestation of this condition in their lips, mouth, and tongue. Additionally, sun-exposed areas of the face may also display signs of this ailment.

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