Histiocytic Necrotizing Lymphadenitis

**Definition:** Development of lesions in the lymph node characterized by infiltration of the cortex or paracortex by large collections of proliferating histiocytes and complete or, more often, incomplete necrosis of lymphoid tissue.

**Tree numbers:** - C15.604.315.300

**Synonyms:** - Histiocytic Necrotising Lymphadenitis - Kikuchi Disease - Kikuchi Necrotizing Lymphadenitis - Kikuchi's Disease - Kikuchi-Fujimoto Disease - Kikuchi-Fujimoto's Disease - Nosocomial Kikuchi's Disease - Lymphadenitis, Histiocytic Necrotizing