Prolonged Pyrexia: Kikuchi-Fujimoto Disease in a Patient With Hb H-Constant Spring Thalassemia.

Kikuchi-Fujimoto disease should be considered as a cause for prolonged pyrexia in a patient with thalassemia. An early diagnosis of KFD would avoid an unnecessary battery of investigations. This case highlights the importance of clinicopathological correlation in managing patients with thalassemia as these patients often have other associated morbidities.