肉芽肿是较局限化的。图示：肺门淋巴结处可见肉芽肿。感染引起的肉芽肿通常称为干酪样化，是因为通常有典型的干酪样坏死。
Grossly, a granuloma tends to be a focal lesion. Seen here in a hilar lymph node is a granuloma. Granulomas due to infection are often "caseating" because they have prominent caseous necrosis.