1. Epistaxis: spontaneous, recurrent nose bleeds | |
2. Telangiectases: multiple, at characteristic sites (lips, oral cavity, fingers, nose) | |
3. Visceral lesions such as gastrointestinal telangiectasia (with or without bleeding); pulmonary AVM; hepatic AVM; cerebral AVM; spinal AVM | |
4. Family history: a first degree relative with HHT according to these criteria |