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Biomedical subjects

B Pérez Piñero

Publications and source records attributed to B Pérez Piñero.

13 recordsLinked to original sources

[Indications for tonsillectomy and adenoidectomy: consensus document by the Spanish Society of ORL and the Spanish Society of Pediatrics].

Tonsillectomy and adenoidectomy are probably the commonest surgeries performed in the ENT field as well as the most controversial ones. There are very few consensus documents available for these two surgeries. In 1997 a document written by the two mentioned Societies was published, in order to update such document regarding tonsillectomy and adenoidectomy procedures we have met this year representatives from both scientific societies and a new document has been elaborated. We describe the diagnostic criteria of pharyngo-tonsillitis and adenoiditis as well as of obstructive sleep apnoea syndrome, with the aim of a better comprehension of these processes when a decision needs to be made regarding surgery. Indications and contraindications of tonsillectomy and adenoidectomy are here described.

Adenoidectomy↗

[Aural polyp in chronic inflammatory middle ear disease].

240 patients with chronic otitis media (COM) were studied: 166 ears termed as non cholesteatomatous otitis media and 74 with cholesteatoma. In 38 ears an aural polyp was found with no evidence of cholesteatoma in 19 ears (11.4%) whereas a cholesteatoma was present in the remaining 19 ears. The histology of the polyp and the characteristics of the chronic process were matched: a) The aural polyp is an infrequent complication in COM. b) After histological analysis was found to present two different pictures: The inflammatory reaction polyp, present in non cholesteatomatous COM; and the polyp with granulation tissue and foreign body reaction (keratina) usually found in cholesteatomatous COM. c) The finding of granulation tissue reaction and keratina in an aural polyp is a good predictor for the presence of a cholesteatoma.

Cholesteatoma, Middle Ear↗

[Evaluation of electroneurography as a prognostic method in the development of peripheral facial paralysis].

Electroneurography (EnoG) is a prognostic test used in the assessment of the peripheral facial nerve paralysis. We believe that when performed in standard conditions and together with the clinical evolutive parameters, it is very useful to reveal the critical time for a more radical treatment. We studied 44 patients; 13 patients had greater than 90% neural degeneration on EnoG. 5 of them underwent facial nerve surgical decompression due to a poor clinical outcome and up to three of these patients had a normal facial function after this.

Adolescent↗

[Lymphoepithelial carcinoma of the larynx. Report of 2 cases].

Laryngeal lymphoepithelioma is a rare tumor (16 cases in the literature). It is an association of undifferentiated, non-keratinizing cells and normal lymphocytes and plasma cells. The Epstein-Barr virus is rarely found. To determine the actual nature of the tumor, a complete histochemical workup and/or electron microscopy often are needed. Cervical lymph node involvement is common. We report the cases of two men. In one patient, the tumor was located in the glossoepiglottic fold and in the other it was located in the left ventricule and false vocal cord. EB virus was absent in both cases. Cervical lymph node metastases were found, but not distant metastases. One patient was treated by irradiation and the second underwent surgery (supraglottic laryngectomy and cervical dissection) and was referred to radiotherapy for further treatment.

Aged↗

Histological structure of the vocal fold in the human larynx.

Histological analysis of the human vocal folds, focused particularly on the lamina propria of the vocal muscle of fetuses, infants, and adults in horizontal laryngeal sections, allowed us to show the differences in morphology and composition according to the laryngeal development. Our results indicate that the origin of the vocal fold is independent of the origin of the other portions of the larynx, and the influence of the zone known as macula flava in the maturation of the vocal fold is an age-related process.

Adult↗

[Influence of climate factors on the course of secretory otitis media].

For many years there has been admitted a close link between climatology and the course of secretory otitis media. Despite of that there are few articles in medical literature covering this subject. As a consequence of the special climate of their Island the AA. study the evolutive run of the illness under different rates of humidity.

Acoustic Impedance Tests↗

[Morphometric study of the intrapetrous passage of the facial nerve in adult temporal bones and its application to the study of the pathogenesis of Bell facial paralysis].

After a morphometric study, done in adult temporals, of the inner diametre of the fallopian bony canal, of the thickness of both the epineural space and the nerve trunck (in petrous, tympanic and mastoid segments) and the like with the geniculate ganglion and the pyramidal bend, the AA. thrown out the conclusion that when a generalized edema of the nerve is expected the labyrinthine segment or the distal portion of the mastoidal segment are the sites to be found most precocious or heaviest compressed.

Adult↗

[The etiology of secretory otitis media].

In this paper we pretend to study the incidence of the OMS according to age and sex, as the possible paper played by the hypertrophy of the pharyngeal tonsil and the allergy of its production. We observe a mayor presentation between four and six years old, no difference occurs in relation to sex, and on important paper of the hypertrophy of the pharyngeal tonsil in the etiology of the OMS superior to the roll played by the allergy.

Acoustic Impedance Tests↗

[Polyps, nodules, and Reinke edema. An epidemiological and histopathological study].

A retrospective epidemiological and histopathological review was made of 258 patients. Forty had laryngeal polyps, 35 vocal fold nodules, and 41 Reinke edema. One hundred forty-two records were excluded for lack of epidemiological or histopathological data. No dysplastic changes were observed in nodules or polyps. One patient with edema had mild dysplasia. The epidemiological data showed that voice abuse or misuse was the main factor in patients with vocal fold nodules; smoking was the main factor in polyps and edema.

Adult↗

[Intranasal meningoencephalocele. A case report].

Intranasal meningoencephaloceles are rare. The tumor's appearance may suggest the diagnosis of a nasal polyp or glioma. This may lead to an inappropriate surgical approach and serious neurological complications. We report the case of an intranasal meningoencephalocele initially treated as a nasal polyp and complicated by nasal leakage of cerebrospinal fluid. The differential diagnosis of the tumor using CT and MRI and surgical treatment are described.

Adult↗

[Nasal mucosa and systemic repercussion of the topical and prolonged use of budesonide in patients with perennial allergic rhinitis].

In a prospective study, measurement of a 9.00 a.m. basal serum cortisol and biopsies of the inferior turbinate mucosa were taken from 40 patients using topical nasal corticosteroid (Budesonide) continuously for month or years. No systemic adverse effects and no histopathological changes of significance were found. These findings do no suggest that topically corticosteroids are harmful to the nasal mucosa and no produce systemic effects.

Administration, Topical↗