Q. Most common cause of tree in bud appearance on HRCT chest is?
a. Endobronchial spread TB
b. Haematogenously spread TB
c. Pneumocystis Carnii
d. RSV
ANSWER:
Ans : A.. endobronchial spread TB
NOTE: similar ques was asked in aiims nov. 2010 where the difference was that the patient had undergone bone marrow transplant and then showed this Tree In Bud appearance, so then the answer will be Pneumocystis carnii.
very useful
ReplyDelete