[Diagnostic traps in abdominal emergencies in para- and tetraplegics. Apropos of 4 cases].

Four cases of acute abdomen in para- and tetraplegic patients are reported. One patient had a perforated duodenal ulcer without clinical symptoms, while another had abdominal contracture of neurological origin. Two cases of occlusive syndrome associated with faecaloma and with volvulus of the small bowel are also described.

[Resection of the ischium in paraplegics (author's transl)].

A technique of resection of the ischium in paraplegics is described. It aims to avoid pressure sores arising from the development of hygromata in active paraplegics. The resection must be complete, subperiosteal and bilateral when necessary.