<prompt> Rasmussens aneurysm involves:Bronchial aeryPulmonary aeryIntercostal aeryAoa  <response>: Rasmussens aneurysm refers to inflammatory pseudo-aneurysmal dilatation of the small to medium pulmonary aery branches that develop in the vicinity of a tuberculous cavity. from the rupture of a Rasmussens aneurysm Life threatening massive hemoptysis is an uncommon yet life threatening complication of cavitary tuberculosis TB 