Kikuchi-Fujimoto Disease is a rare infectious disease. and my. research paper is about this disease etiology , c/f, histology .lab findings.I am interested about this disease because. although couple of decade this disease affected. human health but the cause is still unrevealed.Also interested about the variable about this disease clinical presentation and the disease relation of other diseases like autoimmune disease .I. think infectious disease is always a mystery and I am excited to be a a part of this mysterious disease.