title: Thoracic actinomycosis in a recent tuberculin converter.
mesh_terms: D000196:Actinomycosis / Q000175:diagnosis*; D002648:Child; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D013896:Thoracic Diseases / Q000175:diagnosis* / Q000209:etiology; D014397:Tuberculosis, Pulmonary / Q000175:diagnosis