<prompt> A middle aged patient presents with complaint of right hypochondrial pain. On plain chest x ray, elevated right hemidiaphragm is seen. All of the following are possible diagnosis except:Acute cholecystitisSubphrenic abscessAmebic liver abscessPyogenic liver abscess  <response>: Ans is a i.e. Acute cholecystitis Also know. Level of right diaphragm on chest x ray: the dome of right diaphragm lies between 5 - 6h ribs anterior inferior ends of ribs. Left diaphragm lies 0.5 to 2.5 cm lower than the right dome of diaphragm. 