Left cardiac border bulge can be sen in all, except
Correct Answer: Enlarged azygous vein
Description: A i.e. Enlarged Azygous Vein Azygous vein is a right sided structureQ and all others are left sided. Azygous vein lies in the angle between the right main bronchus & trachea and size is < 10mm diameter on erect X-ray. Its size decreases on valsalva, in spiration; and increases in supine position, pregnancy, poal hypeension, IVC & SVC obstruction, right hea failure, constrictive pericarditis and enlarged subcranial nodes. So Azygous vein can't give rise to left cardiac bulge.
Category:
Radiology
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