908 resultados para Ensaio clínico randomizado


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The indications for adenotonsillectomy in pediatric patients have changed considerably during the 90th decade. Local or systemic complications of the adenoid or tonsil hypertrophy itself have now been substituted by signs of obstructive ventilatory disturbances, including obstructive sleep apnea as the major indications for surgery. Objective: This study analyses the clinical profile of children submitted to adenotonsilectomy in their pre and postoperative state, at Botucatu Medical School-State University São Paulo, UNESP. Methods: 332 children of both genders, aged 1 to 12 years, who underwent adenotonsillectomy between 1999 and 2004, were studied, focused on epidemiological profile, pre and postoperative (1 month) symptoms, obtained from medical records. Height and weight were compared to brazilian normal age related values. Results: We found a predominance of the male gender, except in he group aged from 10 to 12 years. Considering wheight and height, we found important failure to thrive, mostly for height deficit. Among clinical aspects, we found a significant reduction in obstructive symptoms like snoring or apneia (p<0001) in the postoperative period. Conclusion: Our results were similar to the literature findings of patients clinical profile. The major indication for adenotonsillectomy in our service was clinical diagnosis of obstructive sleep apnea.

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Introduction: The treatment of mandibular fractures has undergone many changes, especially after the introduction of rigid internal fixation techniques. Currently, the use of resorbable materials presents some advantages over metallic devices, particularly when applied in children. Objective: The authors discuss the controversies involved in the treatment of mandibular fractures in children, mainly related to fixation of fractures. Case Report: In this paper, we present a case of a 5 years treatment patient with mandibular angle fracture treated by open reduction and internal fixation with plates and screws. Final Comments: Aiming to not interfere in the development of tooth germs and mandibular bone growth a second surgery for removal of the fixation devices is indicated.

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Introduction: The tumor odontogenic keratocyst (toq) is a benign disorder, which is controversial in its diagnosis and treatment. It is characterized by a true neoplasms arising from remnants the dental lamina. It occurs predominantly in the angle mandible, which may or may not be related to a tooth and whose importance is due to its aggressive behavior and high recurrence rate. The causes of the high recurrence rates. The thin capsule and friable tissue may favor the toq retention of epithelial debris and, moreover, the presence of satellite cells in the lesion site is responsible for the increased proliferative capacity of clinical entity. Objective: To present the peculiarities toq inherent in using a clinical case of toq in mandible. Case report: TOQ in the jaw in patient, 16 years old male presenting important lesion radiographically radiolucent related to the impacted tooth. Final comments: In consideration of the high rate of recurrence chosen treatment proved effective and was not any evidence of recurrence.

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A técnica milenar da Acupuntura vem sendo empregada na Odontologia e obtendo bons resultados em diversas situações. Analgesia, relaxamento muscular e inflamação vêm sendo controlados, demonstrando assim conexão entre Acupuntura e redução de certas sintomatologias. As reações locais e à distância necessitam de correto posicionamento das agulhas assim como integridade do sistema nervoso, e são decorrentes da liberação de neurotransmissores (noradrenalina, acetilcolina, serotoninas e dopamina). Dentro da Odontologia, podemos nos utilizar dos seus efeitos no pré e pós operatório, em xerostomia, cefaléias, trismos, disfunção de ATM por estresse, parestesias, paresias, ansiedade, entre outras condições. Nos casos de disfunção de Articulação Temporomandibular por hiperatividade muscular, podemos utilizar a Acupuntura ao invés de relaxante muscular e antiinflamatório. Nesse trabalho, apresentaremos um caso clínico (paciente MCH, 23 anos, gênero feminino), a qual apresentava crises de dor de cabeça (região temporal), fazendo uso constante de medicação analgésica e antiinflamatória, o diagnóstico estabelecido foi Dor Muscular Local associado à hiperatividade muscular. Através do uso da Acupuntura, após aplicações semanais por 3 meses, houve remissão da dor por completo.

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The free-end removable partial dentures (RPD) shows a complicated and peculiar biomechanical behavior that impose high occlusion forces to the abutment teeth. By this way, the aim of this study was to evaluate the several factors that influence the clasps indication to free-end RPD. It was analysed 84 designed and planned study models of 71 patients, involving 130 clasps near-by a free-end; followed by clinical and radiographical informations. It was observed that bar clasps (“T”, “Tmod”, “i”) were used in 88.46% of abutment teeth. In the others (11.55%), it was used simple, combinated or ring circumferential clasps, and MDL. In abutment teeth with high equator line the “i” clasps were predominant (48.48%). The “Tmod” clasps were predominant in abutment teeth with low equator line (50%) or in middle third (51.35%) and “T” clasps were predominant in inclined equators with mesio-buccal (56.52%) or disto-buccal (66.66%) retention. In the posterior abutment teeth, it was prevalent the distal rest (63.52%) and embracing to the adjacent tooth. Some others factors like long clinical crown (5.38%), wrong position of abutment teeth (4.61%), aesthetics (3.07%), retention in alveolar ridge (2.3%), fragility of abutment teeth (1.53%), short clinical crown (0.76%) and short space to the clasp (0.76%) influenced directly during the clasps selection. Factors like mobility of abutment teeth, height of muscular insertions, depth of buccal fornix and antagonist arch acted like secondary factors. After the informations analysis it may be concluded that the bar clasps with distal rest and embracing to the adjacent tooth were the most indicated to free-end RPD

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The immediate complete denture is defined as a removable or partial denture made to be installed immediately after the extraction of the natural teeth. This type of prosthesis can be used for a short period of time, for aesthetic reasons, mastication, occlusal support, convenience or for the adaptation of the patients to the edentulous state, until the final prosthesis is installed. The objective of this study was to report a surgical and prosthetic rehabilitation planning of a patient by means of an immediate complete maxillary denture, and the results obtained with this treatment modality. The immediate complete denture is a necessary, well-established, useful and effective prosthetic procedure for patients who, inevitably, will present an edentulous state, despite it is a slightly more expensive and it requires more sessions for adjust

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The oral rehabilitation has achieved great prominence in the dental implant, especially in the cases of reposition of units dental elements, so it is possible to replace each missing element to implant into your space where the tooth was loss. The reverse planning is fundamental to an appropriate rehabilitation, because promote the elimination of problems that might compromise the aesthetics and function of future dental implants. The objective of this study was to report the treatment plan for a patient in need of oral rehabilitation with implant dental prosthesis, using indications and techniques based on the literature, emphasizing the importance of reverse planning. We conducted an osseointegrated implant surgery using the principles of a connect procedure, thus allowing their successfully installing increasing the predictability of treatment. It is concluded that the success of rehabilitation treatment is directly related to the initial planning, a correct clinical approach and an integrated multidisciplinary team.

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A percepção e o alcance da excelência estética traduzem-se especialmente em saber interpretar e satisfazer os anseios dos pacientes, empregando-se para isso todo o conhecimento disponível na literatura científica. No tratamento com laminados cerâmicos, a ciência fornece parâmetros para nos guiar com relação a um correto diagnóstico, planejamento seguro, técnica adequada e material mais indicado; porém, a subjetividade estética pode estar escondida nas entrelinhas da ciência. Contudo, o objetivo deste artigo é descrever um protocolo para fechamento de múltiplos diastemas, salientando a técnica empregada, bem como o material cerâmico utilizado e suas peculiaridades, implícitas dentro de um contexto estético específico.

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Costen’s syndrome is defined as a set of auditory signs and symptoms in patients with TMD. It is characterized by ear fullness, hearing loss, tinnitus, ear pain and vertigo with nystagmus.It has predilection for females and fourth decade of life. The multidisciplinary monitoring of these patients is imperative in its recognition and the establishment of effective therapy. In this paper we report a case of Costen’s Syndrome patient whose treatment consisted of advice on the etiology of the disorder and weekly sessions of acupuncture. The clinical features that led to the diagnosis and treatment plan, and the effectiveness of acupuncture as supportive therapy were also discussed.

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The activities developed in health area are of great importance, because they have the aim to preserve the life of the men, and therefore, must be performed by authorized persons. The increase of the number of dental schools, the decline at the education quality and a higher admission of students with low ability to exercise their profession, are facts that bring disastrous consequences for society. These facts are, also, reflected at the moral, ethical and technical-scientific performance of the professional. The purpose of this clinic case is to show that although there is a significant suplly of education institutions, there is a lack of scientific and adequate technical knowledgement from the graduated dentals surgeons. The patient MSL, 17 year old, female, went to a dental clinic presenting a tray type Vernis, attached to the lower arch. After clinical evaluation, it was showed that an incorrect material was used for the impression technique, being impossible to take out the tray by the conventional manner. The planning for the removal of the tray was through the divide of it. Thus, the consequence of the lack of knowledge in the use of impression materials had caused a great incovinience to the patient. It can be concluded that the rate of malpractice is directly related to the professional preparation, highlighting the importance of quality dental education for a responsible clinical practice.

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Objective: To compare two forms of scheduling clinical dental care for the oral health teams (OHT) included in the strategy of family health, regarding productive aspects of assistance. Methods: Two OHT worked concurrently, using two methods of clinical care: the parameter recommended by the Ministry of Health Ordinance No. 1101, 2002, which establishes 03 dental visits per hour (c/h) per team, and a Testing model, with 02 c/h, being each method applied for a period of 615 hours. The quantitative data was collected in OHTs’ daily production spreadsheets, covering the following items: the number of dental visits (initial, for maintenance and for emergency procedures), procedures performed, consumption of material and sterilization cycles. Data was compared and statistically analyzed through the BioStat 5.0 by applying the paired t-test (p <0.05). Results: Under the Ministerial method and the Testing model, were performed, respectively, 288 and 365 first dental visits, 921 and 686 return dental visits, 167 and 172 emergency dental attendances, with 469 and 110 fouls, 212 and 327 treatments were finished and 2501 and 3046 dental procedures were realized. Among eleven analyzed consumables, five were consumed in smaller quantities in the Testing model: gloves (9%), anesthesia (38%), anesthetic needle (34%), suture material (24%) and aspirators (11%), while the six remaining items presented similar consumption rates between the two models. Conclusions: The testing model revealed to be more productive and economical.

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The increase of the retentive areas of bacterial plaque can be observed in patients who use dental braces in the mouth. The difficulty of making hygienic is one of the problems that this particular group of patients faces day by day, and consequently, the establishment of gingival inflammation becomes more frequent. The objective of this case report is to show the importance of the periodontist in preventing and promoting health to the users of dental braces, aimed at education and motivation as one of the priorities of this treatment. The ESA patient, 29 years old, male, attended the dental office of a periodontist, sent by the orthodontist, due to the extensive area of gingival hyperplasia and gingivitis, in both arches. The possibility of taking out the dental braces was considered by the orthodontist, but after the periodontist evaluation, this step was procrastinated. Thus, the periodontist started the adequacy of the oral environment together with the work of education and promotion of health, which lasted until the complete recovery of the healthy gingival condition of the patient. In this way, it is possible to observe the relevance of the work of the periodontist in the application of preventive methods in oral health for orthodontic patients. The motivation of these patients in relation to the orientations of buccal hygienic, maintenance of oral health and diet should not be considered as secondary and should be prioritized, because only in this way it would be possible to reach a good occlusion, without esthetic and functional prejudice.