Hereditary Hemorrhagic Telangiectasia (HHT): Understanding a Rare but Manageable Condition
Hereditary Hemorrhagic Telangiectasia (HHT), also known as Osler–Weber–Rendu syndrome, is a rare genetic disorder that affects blood vessels and leads to abnormal connections between arteries and veins. These malformed vessels, known as telangiectasias and arteriovenous malformations (AVMs), can appear throughout the body and may cause significant health challenges if not properly managed. Although HHT is inherited, many people remain undiagnosed for years because its symptoms vary widely in severity and may resemble other conditions. Understanding the nature of the disease, its symptoms, and the importance of early detection can make a profound difference in long-term health outcomes.
One of the most recognizable signs of HHT is frequent nosebleeds, often beginning in childhood or adolescence. These nosebleeds occur due to delicate and irregular blood vessels in the nasal passages that are prone to breaking. While occasional bleeding may be dismissed as…