Hereditary hemorrhagic telangiectasia (Osler’s disease): systemic, interdisciplinary, relatively common—and often missed

Hereditary hemorrhagic telangiectasia (HHT, Rendu-Osler-Weber disease, or Osler's disease for short) is a systemic disease that can severely impair the quality of life and that requires interdisciplinary treatment. Among rare diseases, it is relatively common, with a prevalence of approximately 1/5000.