![]() ![]() Unknown: Kikuchi disease, progressive transformation of germinal centers, sarcoidosis, hyaline-vascular variant of Castleman's disease, Rosai-Dorfman disease, Kawasaki disease, Kimura disease īenign (reactive) lymphadenopathy īenign lymphadenopathy is a common biopsy finding, and may often be confused with malignant lymphoma.Bites from certain venomous snakes such as the pit viper."Lymphadenopathy syndrome" has been used to describe the first symptomatic stage of HIV progression, preceding a diagnosis of AIDS. ![]() Generalized lymphadenopathy is an early sign of infection with human immunodeficiency virus (HIV), the virus that causes acquired immunodeficiency syndrome (AIDS). Autoimmune: systemic lupus erythematosus and rheumatoid arthritis may have a generalized lymphadenopathy. ![]() Secondary: metastasis, Virchow's Node, neuroblastoma, and chronic lymphocytic leukemia.Primary: Hodgkin lymphoma and non-Hodgkin lymphoma give lymphadenopathy in all or a few lymph nodes.Infectious causes of lymphadenopathy may include bacterial infections such as cat scratch disease, tularemia, brucellosis, or prevotella, as well as fungal infections such as paracoccidioidomycosis. Mesenteric lymphadenitis after viral systemic infection (particularly in the GALT in the appendix) can commonly present like appendicitis.Plasma cell variant of Castleman's disease - associated with HHV-8 infection and HIV infection.Toxoplasmosis, a parasitic disease, gives a generalized lymphadenopathy ( Piringer-Kuchinka lymphadenopathy).It is also a sign of cutaneous anthrax and Human African trypanosomiasis.Infectious mononucleosis is an acute viral infection usually caused by Epstein-Barr virus and may be characterized by a marked enlargement of the cervical lymph nodes. ![]()
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