Hereditary hemorrhagic telangiectasia associated with pulmonary arteriovenous malformations presenting as hemothorax.

A 51-year-old woman was admitted to emergency unit complaining of sudden onset chest pain. The patient had a family history of hereditary hemorrhagic telangiectasia. Thorax computed tomographic angiography demonstrated high-density left pleural effusion, and 3 giant arteriovenous malformations. Thoracentesis revealed hemorrhagic fluid. We present successful coil embolization of pulmonary arteriovenous malformations associated with hereditary hemorrhagic telangiectasia.