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518 Physiology

Which of the following rightly describes the mechanism of “Pressor Escape” in SIADH?

ACharacterized by sudden increase in urine volume with decrease in urine osmolality independent of circulating vasopressin levels. (Correct Answer)
BCharacterized by sudden increase in urine volume with decrease in urine osmolality dependent of circulating vasopressin levels.
CCharacterized by sudden decrease in urine volume with increase in urine osmolality independent of circulating vasopressin levels.
DCharacterized by sudden decrease in urine volume with increase in urine osmolality dependent of circulating vasopressin levels.=