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Biomedical subjects

E Poncet

Publications and source records attributed to E Poncet.

At least 19 recordsLinked to original sources

[Sudden deafness. Critical study of a series of 118 cases].

The different types of sudden deafness have been the subject of considerable research, particularly in respect of their definition and etiopathogenic mechanisms. The concept of a vascular disorder has acquired a predominant place that is open to discussion; very little attention has been paid to the very different ages of the patients, their sex distribution, and the varying course of sudden deafness with age. It is in this respect that the original nature of this study lies.

Adolescent

[Results of 10 years of deafness screening and diagnosis in children and its implications. Early education of the young deaf child].

In ten years, we have tested more than 1 200 children of 0 to 4 years in this way: at birth, within the maternity hospital, and then at 2, 6 and 9 months-old, doubtful cases with the Veit-Bizaguet audiometer and also Mrs Borel-Maisonny's sound toys: we have thus obtained the child's hearing test. Later on, according to age, we use R.O.C.--Peep-Show, tonal audiometry, and vocal audiometry with pictures. We also resort to objective means: systematically, tympanometry and Stape Reflex, and in difficult, doubtful cases, psychomotor retardation and autistic behaviour, we make B.E.R.A. We also search for hereditary, iatrogen and meningitic deafness. Such screening methods, at an early stage, to trace down severe and profound deafness enabled a demutization and early education of deaf children who will be equipped with stereophonic hearing aids; we use only an oral method with some cued speech. The children will thus be given a good school and social integration within the world of normal people. Then the children are in possession of a more structural language, of a voice of better quality and can develop all their abilities.

Age Factors

[Surgery of the footplate of the stapes excluding otospongiosis: critical study of a series of 60 cases].

Operations on the foot of the stapes, excluding for otosclerosis, were performed in 60 patients: 5 mobilizations and 55 excisions. Surgery was for aplasia in 7 cases, injury in 5 cases, tympanosclerosis with a closed membrane in 17 cases (mobilization was performed in 5 of these patients), elective excision with a healthy cavity in 16 cases, and 15 involuntary excisions including 10 with an open membrane. Stapedectomy is a serious operation when the ear is open, whether it is performed for simple chronic otitis, or cholesteatomatous or tympanosclerotic otitis, risks being independent of age. The use of an appropriate technique can provide substantial functional gain in aplasias and tympanosclerosis with a closed membrane.

Adolescent

[An assessment of caustic oesophageal burns in the child (author's transl)].

68 patients who might have had a caustic oesophageal burn were observed in the E.N.T. department of Enfants Malades Hospital between 1973 and 1977. We describe the causes, the age, the character of the burns analysed after systematic oesophagoscopy, and treatment. The results are studied taking into account the depth of the burn, the nature of the toxic agent and the therapeutic possibilities.

Adolescent

[Assessment of a thirty year long experience in treatment of esophageal caustic stenosis (author's transl)].

Among 457 esophageal stenosis treated between 1954 and 1977, 258 (56%) were caustic stenosis. The treatment of those is the most difficult. Functionnal healding was satisfactory in 93% of the treated cases by dilatations. Four strict rules ought to be observed in the management of this cases. Immediate and long terme antibiotic treatment of the corrosive esophagitis. X rays are the only means to be used during evolution of corrosive esophagitis. No instrumental performance until sufficient cicatrization. Retrograde dilatations after gastrostomy shall be prefered in serious cases. Gastro-esophageal reflux may complicate this evolution and require surgery. Total esophageal replacement can be averted in most cases.

Anti-Bacterial Agents

[The value of therapeutic arteriography in the treatment of tympano-jugular glomus tumours (author's transl)].

In this article, the authors stress three fundamental points in the diagnostic and therapeutic angiographic study of tympano-jugular glomus tumours. The first basic concept is the need for complete right, left, internal carotid, vertebral and external carotid angiographic examination. The latter must be selective, regardless of the information provided by common carotid arteriography. This implies prior knowledge of the different arteries which may "supply" the gloumus tumour. The second basic point is the concept of vascular compartment, , often mutually independent and vascularised by a single pedicle. The juxtaposition of the different vascular compartments gives the exact size of the tumour. The third important point concerns embolisation carried out at the same time as diagnostic angiography. This is invariably indicated on a pre-operative basis, except in two circumstances: --when the glomus, tumour is small and situated close to the drum of the tympanum, its surgical excision posing no problem of haemostasis under these circumstances: --when radiotherapy is envisaged as treatment of the glomus tumour when surgery is impossible. In this case, embolisation is contraindicated for two reasons: -radiotherapy is more effective when blood flow is preserved; -the risks of necrosis are increased.

Angiography

[Severe emergency epistaxis].

Selective ligature of the nutrient vessels of the nasal mucosa is an effective method of controlling massive epistaxis. Careful identification of the site of the haemorrhage is essential. One cause of immediate failure was an error in indication and another, lack of precision in locating a vascular tumour. With a short stay in hospital (the average is a week) we have achieved complete control over almost every very serious case of epistaxis we have been called upon to treat. Surgical sequelae have been minimal. In particular we found no mucosal vasomotor disorders such as those described in some operations involving the back of the pterygo-maxillary fossa.

Aged