[Sinusitis of the middle turbinate. Descriptive study and treatment].

The middle turbinate inflammatory disease is a well a clinical as a radiological reality which is often unknown because of the rich sinusal surrounding diseases. This pathology represents less than 2% of the total sinusal pathologies we meet daily, and it always occurs on a concha bullosa: the middle turbinate becomes a real sinusal cavity with its own diseases. The new methods of diagnosis, nasal endoscopy and CT scanning, let identifie this turbinal own pathology better than ever.

[Hazards and complications of ethmoidal surgery].

The most important publications concerning the complications following transnasal ethmoid surgery are reviewed by the authors who underline the dangers in this type of surgery: meninges, the orbit and orbital elements especially the muscles, the extra-orbital portion of the optic nerve and the internal carotid artery. A great prudence during surgical procedure is emphasized as well as the necessity of a perfect knowledge in scannographic and endoscopic anatomy of ethmoid to avoid the inflation of these complications.

[Homografts of the tympano-ossicular systems. Technic of removal and preservation].

The use of homografts appears to be a promising method of repairing the sequelae of chronic otitis. The authors describe their method of removing the temporal, dissecting the tympano-ossicular system and labelling and preserving the grafts. A homograft bank can be set up and this is a very necessary preliminary in the regular application of this type of surgery.