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Biomedical subjects

J M Chausse

Publications and source records attributed to J M Chausse.

At least 19 recordsLinked to original sources

[Treatment of two cases of periodic sleep apnea by maxillo-facial surgery].

Juvenile temporomandibular bony ankylosis may generate micro- and retroposition of the mandible. Collapse of the upper airway during sleep due to muscle atonia awakens the patient, leading to compensative diurnal hypersomnia. In severe cases, alveolar hypoventilation may result in anoxic seizure, sudden death or development of life threatening cor pulmonale. The corrective surgical procedure for adult is an anterior sagittal osteotomy and in the growing child, costochondral grafting is proposed. Pre and post operative polysomnograms with recording of oxygen saturation are objective measures of good surgical results.

Ankylosis↗

[Basal cell nevus].

The main features of the nevoid basal cell syndrome, also called Gorlin-Goltz-syndrome, are basal cell nevi, jaw cysts, anomalies of the vertebras and ribs, and intracerebral calcifications. The diagnosis is often incidentally made by discovery of bilateral jaw cysts, as it was in the case of our patient and her family. The therapy is the complete enucleation of the cyst. The cavity is filled with homologous cancellous bone graft. Recurrence and little cysts are treated with the solution of Carnoy eliminating remaining microcysts.

Acetates↗

[Resection and reconstruction of mandible for treatment of two rare benign tumors].

Odontogenic myxoma and particularly juvenile fibromatosis are rare benign tumors in the maxillo-facial region. The aggressive local and sometimes voluminous development of these tumors may necessitate partial mandibulectomy. Autologous bone graft from the iliac crest is the best material for mandibular reconstruction because of its functional and esthetic results. If osteosynthesis of the graft is achieved by means of internal wiring, several weeks of intermaxillary fixation are required, whereas internal rigid fixation with plate and screws allows the patient to open the mouth more rapidly.

Adult↗

[2 rare tumors of the mandible. Removal and reconstruction].

Odontogenic myxoma and particularly juvenile fibromatosis are rare benign tumors in the maxillo-facial region. The aggressive local and sometimes voluminous development of these tumors may necessitate partial mandibulectomy. Autologous bone graft from the iliac crest is the best material for mandibular reconstruction because of its functional and esthetic results. If osteosynthesis of the graft is achieved by means of internal wiring, several weeks of intermaxillary fixation are required, whereas internal rigid fixation with plate and screws allows the patient to open the mouth more rapidly.

Adolescent↗

[2 infrequent tumors of the mandible. Removal and reconstruction].

Odontogenic myxoma and particularly juvenile fibromatosis are rare benign tumors in the maxillo-facial region. The aggressive local and sometimes voluminous development of these tumors may necessitate partial mandibulectomy. Autologous bone graft from the iliac crest is the best material for mandibular reconstruction because of its functional and esthetic results. If osteosynthesis of the graft is achieved by means of internal wiring, several weeks of intermaxillary fixation are required, whereas internal rigid fixation with plate and screws allows the patient to open the mouth more rapidly.

Adolescent↗

[Sleep obstructive apnea syndrome and temporomandibular ankylosis. Maxillofacial correction for adults and children].

Juvenile temporomandibular bony ankylosis may generate micro- and retroposition of the mandible. Collapse of the upper airway during sleep due to muscle atonia awakens the patient, leading to compensative diurnal hypersomnia. In severe cases, alveolar hypoventilation may result in anoxic seizure, sudden death or development of life threatening cor pulmonale. The corrective surgical procedure for adult is an anterior sagittal osteotomy and in the growing child, costochondral grafting is proposed. Pre- and post-operative polysomnograms with recording of oxygen saturation are objective measures of good surgical results.

Ankylosis↗

[Difficult intubation in maxillofacial surgery. Tracheotomy or fibroscopy?].

Prior to general anesthesia, some maxillofacial conditions may require tracheostomy or, in recent years, fiberoptic endotracheal intubation. This technic is efficient but delicate and therefore needs a skilled qualified operator. However, fiberoptic endoscope may avoid the inconvenience of tracheostomy. This article presents our method of fiberoptic endotracheal intubation with the specific indications and results.

Adolescent↗

Deliberate, fixed extra-articular obstruction. Treatment of choice for subluxation and true recurrent dislocation of the temporomandibular joint.

Temporomandibular dislocation and subluxation are two pathological situations both characterized by hypermobility of the condyle. We believe that when luxation is recurrent and when subluxation becomes painful or is accompanied by disc dysfunction, surgical intervention is indicated. We are impressed by Gosserez and Dautrey's (1967) method of augmentation of the tubercle, or extra-articular obstruction, which is a modification of Leclerc and Girard's (1943) original procedure. The advantages of this technique are described and results are based on a series of 38 patients.

Adult↗

[Solitary plasmocytoma of the mandible].

The authors present a case of solitary bony plasmocytoma of the mandibule, with local amyloid deposition. Diagnosis was made at extemporaneous pathological examination, then confirmed by the examination of the fixed surgical sample. Immunoenzymologically the proliferation proved to be monoclonal, with secretion of kappa light chain. The patient was treated by surgical curettage and homologous cancelous bone filling, followed by 5,500 rads of electrontherapy. He was then regularly controlled during 8 years and remained free from local recurrence. All investigations in search of dissemination (Kahler disease) remained negative.

Humans↗

[Mucoepidermoid tumor of the mandible (author's transl)].

The diagnosis of a mucoepidermoid tumor of the mandible has been made by pathological examination. This asymptomatic tumor was discovered on a routine radiographic film. Our 44 years old male patient was treated by surgical means. We have found 62 cases in the literature; intra-osseous cases of mucoepidermoid tumor seem to be rather scarce. Let us recall the presence of salivary glands in the mandible, a possible explanation of the occurrence of intra-osseous glandular tumor.

Adult↗