title: [Ultrasonography in the diagnosis of retroperitoneal hematoma in the hemophiliac patient].
mesh_terms: D000293:Adolescent; D000328:Adult; D006406:Hematoma / Q000175:diagnosis* / Q000209:etiology; D006467:Hemophilia A / Q000150:complications*; D006801:Humans; D008297:Male; D009135:Muscular Diseases / Q000175:diagnosis; D012187:Retroperitoneal Space; D014463:Ultrasonography
vernacular_title: Ultrasonografía en el diagnóstico del hematoma retroperitoneal en el paciente hemofílico.