<prompt> Answer this question truthfullyWhat are the two conditions that can cause acute hypopituitarism, which presents with symptoms such as lethargy, coma, hypotension, and tachycardia?  <response>: <reason> The two conditions that can cause acute hypopituitarism, which presents with symptoms such as lethargy, coma, hypotension, and tachycardia are Sheehans syndrome and apoplexy. 