Synonym for purpura ... <clinical sign, dermatology> A small haemorrhage (up to about 1 cm in diameter) in the skin, mucous membrane or serosal surface, which may be caused by various factors, including blood disorders, vascular abnormalities and trauma. ... Purpuric lesions may be associated with inflammation, in which case they present as p... Found on http://www.encyclo.co.uk/local/20973