Step 3 - Radiology | Flashcards

Question	Answer
lytic bone lesion on XR	MM, primary bone tumor, Mets (lung, renal thyroid or breast)
blastic bone lesion on xr	mets (breast, prostate, lymphoma), paget's, medulloblastoma in peds
large mediastinum on cxr	aortic aneurysm and LAD
lung infiltrated with an effusion	Staph and strep PNA, lung infarct, TB
SBO on imaging	adhesions, hernia, intussusception, gallstone ileus, carcinoma
LBO on imaging	Carcinoma, Hernia, Diverticulitis, Intussusception
Gas in biliary system	gallstone ileus, gas forming infection, instrumentation
small kidney on imaging	renal artery disease, chronic hydroneprhosis, chronic GN, chronic pyelo
large kidney on imaging	acute pyelo, acute gn, renal vein thrombis, unilateral carcinoma, wilm's tumor
ring enhacing lesion on brain imaging	(immunocompetent)-MEts, demyelinate dz, pyogenic abcesse; (immunocompromised)- toxo, CNS lymphoma (EBV), TB
hemorrhage into basal ganglia, cerebellum or pons	HTN brain bleed
hemorrhage into cerebral hemispheres	AVM, aneurysm, trauma, met lesions, vasculitis, cocaine, coag abn

Step 3 - Radiology

	Created by Jaimie Shah about 11 years ago