Respiratory obstruction in a child with classical hemophilia.
D002675:Child, Preschool; D006406:Hematoma / Q000150:complications*; D006467:Hemophilia A / Q000150:complications*; D006801:Humans; D008297:Male; D008482:Mediastinum / Q000000981:diagnostic imaging; D010490:Pericardial Effusion / Q000150:complications; D010608:Pharyngeal Diseases / Q000150:complications*; D011859:Radiography; D014140:Tracheotomy