[L. stupor, numbness, dullness]
A state of altered mental status, of decreased responsiveness to one's environment in which a person is arousable only with vigorous or unpleasant stimulation. Stupor may accompany infectious diseases (such as urinary tract infection), vascular diseases (such as hypertensive encephalopathy), mental illnesses (such as schizophrenia, severe clinical depression), emotional and/or physical shock (such as learning of a death, surviving a car accident), or neoplasms (such as brain tumors), or intoxication from drugs or alcohol.
stuporous (stoo′prŭs) (stoo′pŏ-rŭs), adj.
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