Premise: Systemic complications can involve the gastrointestinal (GI), cardiovascular, renal, hepatic, and neurological systems, as well as the vascular system. Such complications add to morbidity and mortality, but they have rarely been characterized in symmetrical peripheral gangrene (SPG). SPG, sometimes termed purpura fulminans, is uncommon in critically ill patients
Statement: SPG, sometimes termed purpura fulminans, is rare in critically ill patients
Relationship: entailment