title: Early onset sarcoidosis with pulmonary function abnormalities.
mesh_terms: D001706:Biopsy; D002675:Child, Preschool; D006801:Humans; D008168:Lung / Q000503:physiopathology*; D008171:Lung Diseases / Q000175:diagnosis; D008297:Male; D012129:Respiratory Function Tests; D012507:Sarcoidosis / Q000175:diagnosis / Q000503:physiopathology*; D012867:Skin / Q000473:pathology; D012877:Skin Manifestations; D013583:Synovial Membrane / Q000473:pathology