G Dinh Doan

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There is a very great lesion staging in these syndromes, and a great number of procedures have been described, according to the age and severity of the lesions. The initial assessment is therefore important, since it allows classifying these malformations according to their severity in key sectors. Scheduling the treatment in time must take account of:(More)
Adenocarcinomas are the most frequent ethmoid tumors. The only curative treatment at present is surgery. Potential extensions of these tumors require a wide exeresis. This is best ensured with an approach that is cranial and of the Cairns type at first, then in some cases facial and patterned on the Moure-Sebileau course of approach. This procedure demands(More)
Bony substitutes are in fashion in maxillofacial surgery. They are used to fill bony cavities, in bony reconstruction to give shape-lines and re-create area of support or to fill bony defects. Then their use is frequently crowned by success in general surgery, it is not the same thing in maxillofacial surgery because of the usual impossibility to fulfil a(More)
Modern imaging techniques, among which nuclear magnetic resonance currently ranks first, have made it much easier to understand the internal disorders of the temporomandibular joint. While computed tomography still is the ideal technique for all bony affections in the articular region, especially for injuries. MRI now is an essential first-intention(More)
Vascularized and reinnervated transfer of a muscle from the body to the face is never a simple procedure. It is important to evaluate the pre-operative state of facial muscles. It is difficult to define the correct indications for the various surgical techniques proposed: muscle selection, selection of recipient vessels, selection of a reinnervation method,(More)
Conventional methods for reconstruction of the mandible require an adequately vascularized receiving bed and total absence of cutaneous and mucosal fluid loss. These conditions are rarely attained during immediate reconstructive surgery and secondary operations are very often of doubtful outcome because of previous infection. A part from the treatment of(More)
Because of the septic environment, the reconstruction of extensive losses of substance of the mandible has always raised numerous problems, especially as in a certain number of cases, concomitant radiotherapy represents an additional difficulty. Free flaps offer an important contribution. Up until now, we have essentially used the anterior iliac crest flap(More)
On the base of 3 cases of mandibular osteosarcoma, the current role of surgery is specified. The most often used procedure is Rosen's protocol, which includes: preoperative chemotherapy, radical surgery with reconstruction, and postoperative chemotherapy. The key element is the pathological study of the surgical specimen. This will determine the response of(More)