title: Lymphomatoid granulomatosis presenting as polyarthritis.
abstract: Polyarthritis in lymphomatoid granulomatosis is rare. We report a patient with lymphomatoid granulomatosis who presented with polyarthritis and nodular cutaneous lesions.
mesh_terms: D000328:Adult; D001168:Arthritis / Q000209:etiology / Q000473:pathology*; D003937:Diagnosis, Differential; D006801:Humans; D007719:Knee Joint / Q000473:pathology; D008171:Lung Diseases / Q000150:complications / Q000473:pathology; D008230:Lymphomatoid Granulomatosis / Q000150:complications / Q000473:pathology*; D008297:Male; D012871:Skin Diseases / Q000150:complications / Q000473:pathology*; D013583:Synovial Membrane / Q000473:pathology