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Asterixis is associated with various encephalopathies due especially to faulty metabolism. The term derives from the Greek a, not and stÄrixis, fixed position. Asterixis is the inability to maintain posture due to a metabolic encephalopathy.This can be elicited on physical exam by having the patient extend their arms and bend their hands back. Asterixis is seen most often in drowsy or stuporous patients with metabolic encephalopathies, especially in decompensated cirrhosis or acute liver failure. 2  It is also seen in some patients with kidney failure and azotemia, and in carbon dioxide toxicity.
Necrotizing fasciitis, also known as flesh-eating disease, is a fatal bacterial infection of the deeper layers of the skin and refers to tissue death. It destroys soft tissue and can harm both the Tissue decomposition caused by Necrotizing fasciitis, Source: Pediatric supersite infectious diseases in children. muscles and the skin and can also cause the fatal toxic shock syndrome (TSS) [ and occurs in a broad range of people and can be contracted in various ways.