This conceptual image displays tangled blood vessels under magnification, highlighting how vascular anomalies aid in the diagnosis of hereditary haemorrhagic telangiectasia.

Illustration of abnormal blood vessels seen through a magnifying glass, representing diagnostic features of hereditary haemorrhagic telangiectasia.
This conceptual image displays tangled blood vessels under magnification, highlighting how vascular anomalies aid in the diagnosis of hereditary haemorrhagic telangiectasia.