Mostafa El Hajjam

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Also known as Rendu-Osler-Weber syndrome, hereditary haemorrhagic telangiectasia (HHT) is a rare autosomal dominant disorder that leads to abnormal blood vessel formation in the skin, mucous membranes and often in organs such as lungs, liver and brain.1 At clinical inspection, patients frequently present with skin, lip and/or tongue telangiectasias.