golfer's vasculitis

noun

golf·​er's vasculitis ˈgäl-fərz-  

variants also golfer's rash or golfer's purpura

: exercise-induced vasculitis

Golfer's vasculitis, also known as exercise-induced vasculitis …, is a specific form of benign cutaneous vasculitis affecting healthy individuals. … Unlike other idiopathic cutaneous vasculitides, golfer's vasculitis constitutes a stereotyped clinical entity, occurring after prolonged exercise such as a long walk or golf session.

—Weijuan Li et al., Vascular Medicine