Cholesterol emboli syndrome is a relatively rare, but potentially devastating, manifestation of atherosclerotic disease. Cholesterol emboli syndrome is characterized by waves of arterio-arterial embolization of cholesterol crystals and atheroma debris from atherosclerotic plaques in the aorta or its large branches to small or medium caliber arteries (100-200 μm in diameter) that frequently occu...

Venomous animals are those that, by means of a hunting and defense mechanism, are able to inject their prey with a toxic substance produced in their bodies, directly from specialized glands (e.g., tooth, sting, spur) through which the poison passes. Millipedes are poisonous animals; they can be harmful to humans, and their effects usually manifest as erythematous, purpuric, and cyanotic lesions...

A single-center, retrospective, cohort study was performed from January 2005 to May 2019. Of 391 patients evaluated for thoracic endovascular aortic repair (TEVAR), 9 (2%) had shaggy aneurysms, defined as an ulcerated atheroma or thrombus thickness ≥5 mm protruding into the lumen and/or occupying more than two thirds of circumference on computed tomography angiography. Two nine presented with b...

Toe tourniquet syndrome refers to external, mechanical, circumferential constriction of the toes. We report a series of 4 infants with toe tourniquet syndrome from Saudi Arabia who presented during wintertime with very similar symptoms (approximately 48 hours of inconsolable crying and irritability), similar involved region (toes), and similar constricting agent (hairs). Immediate removal of th...