Endocrine System

{"ops":[{"insert":"Diagnosis and reasoning"},{"insert":"\n","attributes":{"header":1}},{"insert":"A wide variety of conditions may give rise to coma and stupor in the elderly. However, in practice, the most common etiologies are traumatic brain injury, strokes, central nervous system (CNS) infections, metabolic derangements and drug overdoses or intoxication.\n\nThis patient has no history of trauma, while the normal CT brain makes a stroke less likely.\n\nCNS infections are a possibility, especially since the elderly may not manifest fever or typical signs of meningism. However, the normal c-reactive protein (CRP) and full blood count make this diagnosis less likely.\n\nDrug overdose or intoxication is also less likely given the long duration of symptoms and unremarkable medical history.\n\nMetabolic causes are highly likely, with electrolyte "}]}

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