Note the prominent central necrosis in the ducts.

注意导管中央的明显坏死。

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This central necrosis leads to the gross characteristic of extrusion of cheesy material from the ducts with pressure (comedone-like).

中央坏死导致肉眼下特征性干酪样物质受压从导管内溢出（呈粉刺样）。

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Larger nodules may have central necrosis known as caseation — a process of necrosis that includes elements of both liquefactive and coagulative necrosis.

较大的结节可能存在中央部位的干酪样坏死——包括液化性坏死和凝固性坏死的过程。

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