Chest x-ray review is a key competency for medical students, junior doctors and other allied health professionals. Using A, B, C, D, E, F is a helpful and systematic method for chest x-ray review where D refers to diaphragm and infradiaphragmatic structures.
Summary
right diaphragm usually up to 2 cms higher
check for hiatus hernia
check for free gas beneath the diaphragm
check for splenomegaly
check for gall stones and renal calculi