This Victorian-era disease is caused by tiny mites that burrow into the skin, causing itching and a rash that usually spreads ... buttocks, lower legs, knees, shoulder blades, the groin, palms ...
“Petechial rash often prompts further investigation into ... as were abdominal and leg CT scans, ruling out abdominal hemorrhage and vasculitis. Additionally, a skin biopsy showed no causative ...