El proposito es tener conceptos y creterios de clasificación actualizados y detallados de las características clínicas, radiográficas e histológicas de las patologías que alteran las estructuras dentales.

The aim of this study was to identify the prognostic factors related to the survival of patients with sarcomas of the jaw treated in the Dr. Eduardo Caceres Graziani National Institute for Neoplastic Diseases, Lima, Peru. Age, gender, delay in consultation, diagnostic delay, therapeutic delay, tumor size, tumor location, facial asymmetry, pain, treatment type, and histopathological diagnosis were all evaluated as possible prognostic factors that would influence survival in those with jaw sarcomas. In the analysis, the following was used: mortality tables, Kaplan-Meier's product-limit method, log-rank, and Breslow and Tarone-Ware tests; for the prognostic factors, Cox's Regression Model was used. The overall survival rate, with the patient being free from disease at two years, was 55%, and that at five years was 45%. In the independent analysis of the prognostic factors, four variables we...

Objective: To evaluate the prophylactic analgesic effect of paracetamol and ibuprofen administered before the extraction of deciduous teeth in children. Materials and methods: Sixty children of 6 to 8 years of age were evaluated and attended the Dental Center of the Faculty of Dentistry of the University of San Martín de Porres, which were distributed in three groups, each of 20 children: group paracetamol, ibuprofen group and the control group. In the first two, the corresponding drug was administered orally 30 minutes before surgery (paracetamol 15 mg / kg or Ibuprofen 10 mg / kg). The following variables were evaluated: presence of pain, time of presence of pain, intensity of pain, and time elapsed for rescue analgesia. Results: Significant differences were found in the presence of pain variable and in the time of presence of pain among the 3 groups. There was no significance between...

El propósito de este artículo de revisión es tener conceptos y criterios de clasificación actualizados y detallados de las características clínicas, radiográficas e histológicas de las patologías que alteran las estructuras dentales, con el fin de lograr un correcto diagnóstico y realizar el tratamiento más adecuado.

Objective: To determine the relationship between the inclination of the articular eminence and the presence of morphological alterations of the temporomandibular condyles. Materials and methods: We studied 91 patients (182 temporomandibular joints) convex-beam volumetric tomograms belonging to patients of the Radiology Service of the Clinic Specialized in Dentistry of the San Martin de Porres University from 2014 to 2016. Results: When we have a value p <0.01 we can see that there is a relation of the inclination of the articular eminence with the morphological alterations of this eminence. Conclusions: Exist morphological alterations of the articular eminence only with the inclination of the posterior slope of this eminence. Key words: Mandibular Condyle, temporomandibular joint. (Source: MeSH NLM)

 Objective: To compare the prevalence of dental caries through the DMFT /dmft index with the low academic performance in schoolchildren  at a public school in Lima. Methods: Observational, analytical, cross-sectional, prospective design. The sample was made up of schoolchildren aged 10 to 12 from the Fortaleza de Vitarte Educational Institution No. 1239, from the period 2019. The sample size was made up of 136 schoolchildren who met the inclusion criteria. Dental evaluations were performed after dental hygiene and a record of the odontogram was taken using the DMFT / dmft index, to determine the presence of dental caries. Likewise, the record of grades was collected to obtain academic performance. Results: A high prevalence of dental caries was found in schoolchildren (94.9%), with moderate lesions prevailing (36.8%) compared to healthy teeth (5.1%). Likewise, the prevalence of carious...

To determine the relationship between dental caries disease and the level of knowledge about oral health of parents with children from 36 to 71 months of age. The methodological design was observational, descriptive, cross-sectional, and correlational, and the sample consisted of 123 children enrolled in the IEI N ° 161 "Carapongo" during the year 2018. A validated questionnaire addressed to the parents was carried out, children were evaluated clinically using the ceo-d index, the data were analyzed statistically and for the possible correlation of the variables the Spearman correlation coefficient statistical test was used. A prevalence of dental caries of 89.43% was found for children between 36 and 71 months, (X= 4.03, SD= 2.820) which indicates a moderate level of severity, where children aged 60-71 months obtained a higher ceo-d index. (X= 4.18, SD= 3.16) with respect to the other ...

Objetive: To determine the prevalence of clinical characteristics in deciduous dentition and its association with sex and age in children from 3 to 5 years old. Material and methods: It was an observational, analytical, cross-sectional and prospective study, whose sample consisted of 165 children enrolled in the garden of the “Niño Jesus” school during 2018. All related biosecurity measures and prior informed consent are applied.  The data were  recorded in clinical records, the observational , structured and participatory technique was use. Respect for the statistical analysis was by means  of a descriptive statistic and Pearson’s Chi Square  test. Results: they were as follows: the most prevalent molar relationship was the  mesial step with 78.5%, as for the Baume arch type it was  Iwith 37.6 %, the presence of primate spaces with 62.4% and 69.1%  respectively. No diferen...

             Objective: To determine the color stability of three provisional dental materials when immersed in two pigment agents. Materials and methods: it is an experimental, analytical, prospective and longitudinal study. A total of 270 discs 15 mm in diameter and 1 mm thick were made with 3 temporary dental materials: bisacrylic resin (Luxatemp Star) color A1, acrylic resin (Alike) color 59 and PMMA self-curing (Vitalloy) color 59 being submerged 30 of each sample in purple corn, coffee and distilled water (control). Color readings are used initially, at 7 and 28 days using the VITA® EasyShade® V spectrophotometer with the CIELab system. Results: The acrylic resin presented greater color stability compared to the bisacrylic resin and PMMA self-curing (p <0.01). The coffee presented the greatest color change (p <0.001). After 28 days of storage, there was a color chan...

Objectives: To assess discrepancies in cephalometric measurements from digital lateral radiography and virtual cone-beam computed assisted tomography cephalogram. Materials and methods: Forty digital lateral radiographs and forty virtual cephalograms obtained by cone-beam computed assisted tomography were analyzed, corresponding to forty patients from the nstituto de Diagnóstico Maxilofacial in Lima, Peru. The principal investigator, who had been previously calibrated, made two measurements within a timespan of fifteen days using the analysis of Steiner and the NemoCeph software, and the difference between the obtained measurements was evaluated to determine if it was significant. Results: For digital lateral radiographs the difference varied between 0.00º - 0.45º and 0.01mm - 0.16mm, with statistical significance for distance between Pg and NB for lateral virtual cephalograms between...

Objective: The aim of this study was to determine the association between anthropometric parameters and the prevalence of dental caries and its clinical consequences among children from the Señor de los Milagros preschool in Santa Anita, Lima. Materials and Methods: In this analytical cross-sectional study, 100 children from 5 to 6 years of age were examined. Dental caries was registered with the WHO’s criteria, clinical consequences of untreated dental caries were assessed with the pufa index and anthropometric indexes (weight for age, height for age and BMI for age) were measured using WHO’s AnthroPlus software. The association between dmf-t index and BMI was then analyzed; the data was processed by Chi-square test. Results: A high prevalence of dental caries (73%) and its clinical consequences (33%) was found in this preschool population. An increment in the pufa index was detect...

Objective: Analysis of the clinical characteristics of patients with Sarcomas of the Jaws treated in the "Instituto Nacional de Enfermedades Neoplasicas. Dr. Eduardo Caceres Graziani" from 1952-2007. Study design: Review of 155 clinical records of patients with Sarcomas of the Jaws and record of age, gender, size, location, clinical symptoms and signs, histopathological diagnoses and type of treatment. The data obtained were analyzed by means of Student's statistical t-test, Fisher and Friedman's test. Results: Analysis of 155 Sarcomas of the Jaws. The average age of patients was 36.8 years old (range: 1-80 years); the female gender was the most frequent (52.9%); the average tumor size was 5.5 cm; in upper jaw 54.84% occurred and 45.16% in the lower jaw; the predominant sign was facial asymmetry (87.74%) and the predominant symptom: pain (63.23%). The most frequent diagnosis was Osteosar...

Objetive: To determine if the use of learning strategies and motivation influence the level of research skills in postgraduate students in dentistry of the Universidad de San Martín de Porres. Materials and Methods: 130 students were surveyed with a non-response rate of 16.07% which belong to the programs of masters and specialities, which were randomly selected. We used two questionnaires 1) learning strategies and motivation and 2) questionnaire to evaluate the rsearch skills which was previously validated. Results: Descriptive analysis of the data, Chi2 and ANOVA was carried out to evaluate the association between the variables and the ratio of prevalence with the linear regression test of Poison. An association was found regarding the variables study time, previous scientific work, membership of a scientific association and antecedets of research and methods of study courses Chi2 (p...

  Objective: The objective of the present study was to determine the effectiveness of a training program in PPR design in students of the Stomatological Internship course at Faculty of Dentistry of the University of San Martin de Porres. Materials and Methods: The sample consisted of 70 students, a 20-question cognitive questionnaire and a procedural evaluation were taken for each one at 2 different moments, before and after carrying out a training program in PPR design. Results: It was found that there are statistically significant differences (p <0.001) between the initial and final evaluations of the cognitive and procedural competences in the PPR design. Conclusions: It is concluded that the PRP design training program is effective 

Objective: To determine the epidemiological profile of malignant melanoma cases treated at the National Institute for Neoplastic Diseases "Dr. Eduardo Caceres Graziani" (INEN) over the period 1952 to 2008. Study design: All clinical records with complete data of patients presenting a histopathological diagnosis of malignant melanoma of the oral cavity were reviewed. Data such as age, gender, location, tumor size, disease length, presence of metastasis, treatment received and year of admission were recorded. Results: During the study period 97 cases were found. The average age of patients was 52.85±1.6 years old mostly between 50 and 59 years old; the predominant gender was the female. The most common location was the palate and there was 58.8% of cases with a tumor size bigger than or equal to 4 cm. The length of the disease in 38.1% of the cases was longer than a year and in great part...

Oralantral comunication is a surgical complication that manifests itself with the connection of the oral cavity and the maxillary sinus . Its etiology is related multiple factors. For its diagnosis and treatment it is necessary evaluate clinical caracteristics like the symtoms associated with the oralantral communication, onset and the size it manifests itself. If the oralantral comunication is not corrected , inflamatory and infectuos conditions can occur in the maxillary sinus .

ABSTRACT The aim of this study is to present the casuistic of mucoepidermoid carcinoma of salivary glands in patients diagnosed at “Dr. Eduardo Cáceres Graziani” National Institute for Neoplastic Diseases, Lima, Perú. From January 2002 to December 2012, 51 cases were diagnosed as mucoepidermoid carcinoma. The number of female patients was higher, with 28 cases (54.9%), and regarding age distribution, 33.3% of the patients were under 30 years old. Pain was one of the main symptoms, and 74.5% of the mucoepidermoid carcinomas were located in the parotid gland. It is concluded that epidemiology regarding age and gender of the 51 cases analyzed was in the same range as other studies, and that most cases were located in major salivary glands, in agreement with reports on other populations. Other characte ristics showed a homogeneous distribution.

Objective: To determine the microleakage at cervical third in three endodontic obturation techniques in diaphanized teeth. Materialsand Methods: 18 single root premolars were sectioned, instrumented and divided into four groups (n = 18) and sealed by techniquesusing: G1 ultrasound; G2 thermo-mechanical and G3 GuttaFlow®. The control group G Control (n = 3) without root filling, teeth weretrans-parented according to the Robertson technique. The samples were observed under an optical microscope at 4x using graphpaper. Comparison of groups was performed using the Kruskal-Wallis 95% confidence interval. Results: Group 2 with thethermomechanical technique showed lower microleakage, followed by Group 1 and Group 3. Conclusions: Three endodonticobturation techniques presented microleakage, being the thermo-mechanical technique the one that showed less microleakage. KIRU.2016;13(2):144-149.

La nuez de betel o nuez de areca es una semilla de la palmetra de betel (areca catechu), una de las plantas más polulares del mundo. Diversos pueblos asiáticos, por influencias culturales, tienen la costumbre de masticar la semilla de esta especie vegetal. Entre sus principios activos, la arecaina y la arecolina, son alcaloides comparables a la nicotina en los efectos nerviosos estimulantes. La sustancia activadora causa un relajamiento agradable en la boca, sensación que se propaga al sistema nervioso central. Sin embargo, masticar regularmente la nuez de betel, tiñe la saliva de rojo vivo y ennegrece los dientes, siendo extremadamente perjudicial para la salud oral, causando la pérdida precoz de dientes. A pesar de sus efectos maléficos, existe la dificultad de erradicar el hábito, debido a su carácter cultural, donde las manchas son motivo de orgullo. La agencia internacional ...

Objetivo. Evaluar si los cirujanos dentistas que trabajan en los consultorios particulares en el municipio de Vassouras de Río de Janeiro realizan la desinfección de las cubetas y modelos dentales de manera adecuada. Materiales y métodos. Como elemento de estudio se seleccionó una muestra representativa de consultorios particulares del municipio, recomendada por la Secretaria Municipal de Salud. Un grupo de estudiantes de la Facultad de Odontología de la Universidad Severino Sombra, previamente entrenado, visitó los consultorios para registrar en un cuestionario, la frecuencia de desinfección y las sustancias químicas utilizadas. Se realizó un análisis descriptivo de los datos, detallando los valores en porcentajes. Resultados. Se observó que el 100% de los cirujanos dentistas ya habían oído hablar sobre la desinfección de cubetas y modelos de estudio, mientras que el 92,86...