hyperargininemias 《英文msh词典》Hyperargininemias ; [入口词] Hyperargininemias ; [主题词] Hyperargininemia ; [英文释义] A rare autosomal recessive disorder of the urea cycle. It is caused by a deficiency of the hepatic enzyme type I ARGINASE. Arginine is elevated in the blood and cerebrospinal fluid,and periodic hyperammonemia may occur. Disease onset is usually in infancy or early childhood. Clinical manifestations include seizures,microcephaly,progressive mental impairment,hypotonia,ataxia,spastic diplegia,and quadriparesis. (From Hum Genet 1993 Mar;91(1):1-5; Menkes,Textbook of Child Neurology,5th ed,p51)
Once a certain threshold is reached, either through one or two ery traumatic eents or through chronic, high leels of stress, adults and children can begin to exhibit ptsd symptoms such as re-experience ( including flashbacks, intrusie thoughts or nightmares ), aoidance and emotional numbing, and physiological hyperarousal ( such as an eleated resting heart rate ) 在一两个创伤事件后或长期的高应激下,一旦达到某个特定的阈值,成年人和儿童都会出现创伤后精神障碍症状,比如重现(包括幻觉重现,强迫思维或梦魇),逃避,情绪麻木和过度生理反应(如静息心率增加)。