Case 77. Reference case 77A

　 　 　 　
　
Autopsied lung of a 79 y-o male who died of massive hemoptysis (HE).
 　
　 　 　 　

　

 　 Caseous necrosis is formed adjacent to the bronchus. Epithelioid cell reaction is incomplete in this case. M. avium-intracellulare was cultured.