A Case Report on Kikuchi-Fujimoto Disease: A Rare Lymphohistiocytic Disorder of Unknown Etiology

Background: Reported first in 1972, histiocytic necrotizing lymphadenitis, also known as Kikuchi- Fujimoto Disease (KFD), is an infrequent and selfrestricting disorder of lymph nodes, predominantly found the Southeast Asian region. The common presentation this disease a young individual presenting with painful cervical node enlargement. Due to disease's uncommon nature, it often misdiagnosed by clinicians Systemic Lupus Erythematosus (SLE) malignant lymphoma, or tuberculosis. Although there are numerous hypotheses about etiology illness being viral autoimmune strong evidence yet be established. To let our readers know so that we can deal patients lymphadenopathy keeping rare mind.
 Case Presentation: Here present A 20 years-oldfemale hailing from hill tracts Bandarban Bangladesh presented three months history rightsided inguinal lymphadenopathy, which was progressive non-tender nature. Associated symptom includes low-grade fever. There no night sweats, weight loss, cough other group lymphadenopathies. So, lymphnode biopsy done report came Kikuchi-Fujimoto disease. patient made full recovery supportive care only.
 Conclusion: Fever may due wide range etiologies. rare, important diagnose accurately. prevent further costly investigations imaging at same time avoid potential harmful treatments psychological stress patient.
 JCMCTA 2021 ; 32 (2) : 142-146