Rasmussen's aneurysm is a: (A) Dilated vessel in a tubercular lung cavity, (B) Dilated of the root of aoa in valvular stenosis, (C) Dilated aoa in syphilitic affection, (D) Dilated renal vessel in hypeensive renal disease
Answer is A. In tuberculosis,hemoptysis can occur due to rupture of a dilated vessel in a tuberculous cavity.It is known as Rasmussen's aneurysm. Ref:Harrison's medicine-18th edition,page no:1345.