肺结核病肺门淋巴结干酪样坏死

呈黄褐色到白色外观，是凝固性坏死和液化性坏死的复合性坏死，属于炎症肉芽肿的特征性变化。

This is the gross appearance of caseous necrosis in a hilar lymp node infected with tuberculosis. The node has a cheesy tan to white appearance. Caseous necrosis is really just a combination of coagulative and liquefactive necrosis that is most characteristic of granulomatous inflammation.