title: Recurrent Pneumocystis pneumonia with normal chest roentgenograms.
mesh_terms: D000293:Adolescent; D001706:Biopsy; D006801:Humans; D007165:Immunosuppression Therapy; D016030:Kidney Transplantation; D008099:Liver / Q000473:pathology; D008297:Male; D011020:Pneumonia, Pneumocystis / Q000175:diagnosis / Q000000981:diagnostic imaging* / Q000276:immunology / Q000473:pathology; D013902:Radiography, Thoracic; D012008:Recurrence; D014184:Transplantation, Homologous