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7276 Medicine

A 33 year old lady presents with polydipsia and polyuria. Her symptoms staed soon after a road traffic accident 6 months ago. The blood pressure is 120/80mm Hg with no postural drop. The daily Na 130mEq/L, K 3.5 mEq/L, urea 15 mg/dL, sugar 65 mg/dL. The plasma osmolality is 268 mosmol/L and urine osmolality 45 mosmol/L. The most likely diagnosis is:

ACentral diabetes insipidus
BNephrogenic diabetes insipidus
CResolving acute tubular necrosis
DPsychogenic polydipsia
Medicine
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7280 Medicine

40 year old patient presented with excessive skin pigmentation of face neck and extensor aspects of forearms having diabetes and ahropathy and Dyspnoea on exeion, class III. Clinical examination revealed hepatosplenomegaly and spider angioma. All are true about this condition, except:

ACaused by a mutant gene termed HFE
BRisk of hepatocellular carcinoma is very high
CFemales are commonly affected
DThe most common cardiac manifestation is CCF
Medicine
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