UKMLA PLAB AMC USMLE Prometric MCQ

a) the presence of enlarged mediastial lymph nodes without hilar adenopathy is more common in relatively younger age groups
b) intrathoracic lymphadenopathy occurs in over 50% of sarcoidosis patients
c) hilar node calcification is more likely to be bilateral in TB than in sarcoidosis
d) patterns of CT parenchymal changes correlate well with pulmonary function test results
e) Scintigraphy has no useful role in identifying extrathoracic sites of involvement