UKMLA PLAB AMC USMLE Prometric MCQ

a) pleural calcification usually starts at the costophrenic angles
b) plaques are seen in less than 1% of the general population
c) plaques tend to involve the anterior chest wall
d) diffuse pleural thickening tends to spare the interlobar fissures
e) benign pleural effusions tend to occur after a latent period of one year after exposure