Pathegenesis w Type IV hypersensitivity Granuloma Escape killing by macrophages * Mycolic acid wax coat w Cord Factor-surface glycolipid
Pathogenesis Type IV hypersensitivity - Granuloma Escape killing by macrophages Mycolic acid wax coat Cord Factor - surface glycolipid
结核杆菌 Ⅱ类MI 杆菌抗原肽 II-12 T细胞受体 cD4T细胞 细胞因子 迟发过敏成 肉芽胂 上皮样细胞 干斋样坏死 ↑杀菌活性 图14-1结核免疫写变态反应
Fundamental morpholog appearance Exudation ecrosis caseous necrosis Proliferation: tuberculous granuloma
Fundamental morpholog appearance Exudation: Necrosis： caseous necrosis Proliferation: tuberculous granuloma
Caseous necrosis Gross: yellow、 delicate、 like cheese Microscopy: coagulative necrosis Prognosis fibrosis Liquefaction △ sorption
Caseous necrosis Gross: yellow、delicate、like cheese Microscopy: coagulative necrosis Prognosis: fibrosis Liquefaction Absorption