22 July 2026
: Case report 
Diagnostic Challenges and Scientific Management of Suspected Recurrent Kikuchi-Fujimoto Disease: A Case Report
Challenging differential diagnosis, Unusual or unexpected effect of treatment, Diagnostic / therapeutic accidents, Unexpected drug reaction, Rare disease, Educational Purpose (only if useful for a systematic review or synthesis)
YanLin Yang
ABCDEF 1*, Chao Wang ABCDEF 2
DOI: 10.12659/AJCR.952658
Am J Case Rep 2026; 27:e952658
Figure 1 Lymph node biopsy pathology. HE (high-power lens), Lymph node staining revealed features consistent with histiocytic necrotizing lymphadenitis. Focal apoptotic necrosis was observed in the paracortical area, accompanied by crescent-shaped histiocytes (black open arrow) containing abundant karyorrhectic debris (red open arrow), with no neutrophil infiltration.