Imminent coma

Hepatoencephalopathy was previously called hepatic coma. It is a comprehensive symptom of central nervous system dysfunction caused by severe liver disease and is one of the manifestations of severe liver cell failure. The main symptoms are conscious disturbance, behavioral disorder and coma, while subclinical or recessive hepatic encephalopathy has no obvious clinical manifestations and biochemical abnormalities, and can only be diagnosed with sophisticated intelligence tests and / or electrophysiological tests. Portal body shunt encephalopathy is the most common. The main mechanism is portal hypertension, and there is a collateral circulation between the portal vein and vena cava, which causes a large amount of portal vein blood to bypass the liver and circulate in the human body. The main clinical manifestations of encephalopathy are: onset can be urgent and slow; personality changes, those with extroverted personality show depression, those with prototropic personality show euphoric and multilingual; behavior changes, such as scribbling, watering, Spitting spitting, throwing confetti, cigarette butts, stroking, and drowning everywhere; changes in sleep habits, often manifested as sleep inversion, also known as impending coma, often foretelling hepatic encephalopathy; The appearance of liver odor is due to liver failure. This odor has been described by scholars as rotten apple, garlic, and fishy smell. Flutter-like tremor is the most characteristic neurological sign of hepatic encephalopathy and has early diagnostic significance. Visual impairment; It is also a simple and reliable method for early identification of hepatic encephalopathy; Impaired consciousness, which is more obvious after mental retardation. The main clinical manifestations of hepatic-encephalic degenerative hepatic encephalopathy are: mental retardation, dysphonia, memory loss, mental retardation, ataxia, tremor rigidity, spastic paraplegia (hepatic myelopathy), etc. But there was no obvious disturbance of consciousness.