In which of the following condition is blood osmolality increased:: (A) Diarrhea, (B) SIADH, (C) Psychogenic polydipsia, (D) Cerebral toxoplasmosis
Answer is A. Diarrhea = Loss of water leads to concentration in body SIADH = Dilutional hyponatremia Psychogenic Polydipsia = Dilutional condition Cerebral toxoplasmosis leads to SIADH which again result in dilution