双语教学

Explain of Cellular Injury

28. Caseous necrosis, extensive in lung, gross

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.

（本图片资料来源自美国犹他大学）