Rasmussen’s aneurysm arises from
Correct Answer: Pulmonary aery
Description: Answer is B (Pulmonary Aery): Rasmussen's aneurysm refers. to an aneurysm of the pulmonary aery within/adjacent to a tuberculous cavity Rasmussen's aneurysm This is an aneurysm arising from the pulmonary aery This is typically a `pseudoaneurysm' resulting from inflammatory necrosis of the vessel wall, by direct invasion of the pulmonary aerial wall by adjacent tuberculous infection Typically the vessel injury occurs in the upper lobes of sites of pulmonary tuberculosis Rupture of these aneurysms results in hemoptysis and pulmonary hemorrhage
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