20 - AIIMS June 1998 Radiology Mcqs with answers

1q: which of the following is used in both teletherapy and brachytherapy ?


a. cobalt-60
b. I-131
c. Iridium-127
d. Palladium

answer a . cobalt-60 and cesium-137 are used in both teletherapy and brahcytherapy

2q: a neonate suffering from respiratory distress, chest x-ray showing multiple air filled spaces, the Differential Diagnosis is all except ?


a. congenital lobar aplasia of lung
b. congenital lung cysts
c. congenital adenomatoid malformations
d. congenital diaphragmatic hernia

answer a . congenital lobar aplasia of lung . all the given options are causes of respiratory distress in a neonate but congenital lobar aplasia of lung does not show multiple air filled spaces on X-ray

3q: earliest diagnosis of renal tuberculosis (TB) can be done by ?


a. USG abdomen
b. Angiography
c. CT scan
d. IVP

answer d . IVP

4q: william’s syndrome has an association with ?


a. coarctation of aorta
b. congenital subvalvular aortic stenosis
c. congenital supravalvular aortic stenosis
d. VSD

answer c . congenital supravalvular aortic stenosis . other features of william’s syndrome are elfin facies, hypercalcemia and mental retardation