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Biomedical subjects

M González García

Publications and source records attributed to M González García.

16 recordsLinked to original sources

Risk factors for oral soft tissue lesions in an adult Spanish population.

OBJECTIVES: The aims of this study were (i) to determine the prevalence of oral lesions in adults over 30 years old in the city of Oviedo (Spain), and (ii) to analyze the relationship between the prevalence of oral lesions, toxic habits (tobacco and alcohol) and denture wearers in these patients. METHODS: A representative sample of the adult population in Oviedo (Spain) was obtained through randomized sampling (n = 753); a total of 308 (41%) subjects were finally included in the study. The observed oral pathology was classified according to the WHO criteria and earlier epidemiological studies. RESULTS: A little over half of all patients (51.1%) had oral lesions. The most frequent lesions were frictional lesion (7.5%), traumatic ulcer (7.1%), denture stomatitis and pseudomembranous candidosis (6.5%), followed by melanin pigmentation (5.8%) and denture-induced hyperplasia (5.2%), plicated tongue (3.9%), lichen planus and hemangioma (3.2%), angular cheilitis and cheek biting (2.9%), fibrous hyperplasia and coated tongue (2.6%), recurrent aphthae (1.9%) and oral leukoplakia (1.6%). In relation to leukoplakia, the odds ratio (OR) of heavy drinkers was 15.98 and the OR of heavy smokers was 12.37. The OR of heavy smokers or heavy drinkers diagnosed of frictional lesion was four times greater than that of nonsmokers or nondrinkers. The OR of heavy smokers with melanic pigmentations was 4.08. The OR of complete denture wearers with candidosis was 11.38. The OR of partial removable denture wearers with hemangioma was 5.01. CONCLUSIONS: This study shows the relation of heavy tobacco and heavy alcohol to traumatic keratosis and leukoplakia, and of complete dentures to pseudomembranous candidosis, fibrous hyperplasia and stomatitis. Programs designed to eradicate toxic factors (alcohol and tobacco) should, therefore, be implemented with adequate maintenance of dentures.

Adult↗

[Eyberg inventory of child behavior. Standardization of the Spanish version and its usefulness in ambulatory pediatrics].

OBJECTIVE: Taking into account the high prevalence of behavioral problems in the pediatric outpatient clinic, a need for a useful and easy to administer tool for the evaluation of this problem arises. The psychometric characteristics of the Spanish version of the Eyberg Behavioral Child Inventory (EBCI), [in Spanish Inventario de Eyberg para el Comportamiento de Niño (IECN)], a 36-item questionnaire were established. PATIENTS AND METHODS: The ECBI inventory/questionnaire was translated into Spanish. The basis of the ECBI is the evaluation of the child's behavior through the parents' answers to the questionnaire. Healthy children between 2 and 12 years of age were included and were taken from pediatric outpatient clinics from urban and suburban areas of Barcelona and from our hospital's own ambulatory clinic. RESULTS: The final sample included 518 subjects. The mean score on the intensity scale was 96.8 and on the problem scale 3.9. Internal consistency (Cronbach's alpha) was 0.73 and the test-retest had an r of 0.89 (p < 0.001) for the intensity scale and r = 0.93 (p < 0.001) for the problem scale. Interrater reliability for the intensity scale was r = 0.58 (p < 0.001) and r = 0.32 (p < 0.001) for the problem scale. Concurrent validity between both scales was r = 0.343 (p < 0.001). CONCLUSIONS: The IECN is a useful and easy tool to apply in the pediatrician's office as a method for early detection of behavior problems.

Child↗

[Precancerous lesions (oral leukoplakia and lichen planus) in the geriatric patient].

OBJECTIVES: To study the prevalence and histopathological behaviour of precancerous lesions of the oral mucous membrane, leukoplakia and lichen planus, among the geriatric population attended. DESIGN: A prospective, descriptive study. SETTING: Urban out-patient clinic and health centre in Health Area V in Asturias (population covered: 80,000). PATIENTS: All patients over 65 in whom one of the lesions under study was observed. MAIN MEASUREMENTS: All the patients had a complete oral examination. A clinical history was taken for those patients in whom a lesion under study was found, and a sample of the lesion by an incisional or excisional biopsy was taken. Later there were periodic checks and new biopsies were taken. RESULTS: During the study period, approximately 52,000 mouth and teeth examinations took place. 34 precancerous lesions were detected in patients over 65. The commonest type of lesion was Lichen planus with 20 cases. CONCLUSIONS: The prevalence found in the sample analysed was similar to that of other studies. The fact that the majority of the lesions had not been noticed clinically, along with the greater susceptibility of these patients to the activation of factors which could trigger malignant degeneration, may have made the presence of 7 lesions with dysplastic histological alterations possible.

Age Distribution↗

[Abdominal echography in patients with human immunodeficiency virus (HIV) infection. Diagnostic usefulness in the evaluation of associated medico-surgical pathology].

BASIS: The abdominal manifestations in the patient with HIV infection are increasingly frequent. We have conducted the present study in order to determine the diagnostic usefulness of the abdominal echography in the clinical assessment of the patient. MATERIALS AND METHODS: We review the echographic findings of 112 patients carrying the HIV with or without the Acquired Immunodeficiency Syndrome (AIDS). Seventy eight patients were men and 34, women, with an average age of 30 years. The main risk group was parenterally drug addiction (72%). The stage of the HIV infection was IVC1 in 41% of the cases, II in 23%, III in 13% and IVC2 in 13%. The echographic exploration was performed using a real-time echography, with a probe of 3.5 Mhz, assessing according to conventional criteria the abdominal organs and their pathology, masses and free intraabdominal fluid. The echographic characteristics were first broadly assessed in the patients from the series and later on, according to the patient's pathology. (Infectious, acute abdominal, hepatic biochemical disorders, HIV carrier-associated pathology). RESULTS: In 33% of the cases, the echography was normal. Hepatomegaly was the most frequent echographic sign: 56 patients (50%), followed by splenomegaly in 43 patients (38.3%), standing out the affection of the biliary and/or vesicular ductus in 7 patients (6.2%). The echographic findings were not related to the HIV infection stage, nor with the presence of hepatic biochemical disorders. However, the presence of organomegaly (hepatosplenomegaly associated or not to retroperitoneal adenopathies) were more frequent in the group with infectious complication, 33.3% vs 19.6% (p < 0.01), that in the patients without associated infectious processes. In patients with medical or surgical acute abdominal pathology, the echography was diagnostic in 9 out of 10 patients. CONCLUSION: In the HIV patient, the echography allows an specific initial diagnostic assessment, being able in most of the patients with abdominal manifestations to diagnose the causal pathology.

Abdomen↗

Tongue necrosis as a complication of temporal arteritis.

Tongue necrosis is a rare complication in giant cell arteritis, an entity in which both temporal arteritis and rheumatic polymyalgia may be included as two different manifestations of the same pathologic process. The case of a 79-year-old patient who had tongue necrosis 3 hours after ingestion of 2 mg of ergotamine tartrate is presented. This complication was the basis for the diagnosis of temporal arteritis. We reviewed possible clinical manifestations of temporal arteritis and cases of tongue necrosis in the world literature. The possible existence of triggering factors that seemed to be present in 11 of the published cases was analyzed. In seven of these cases ingestion of ergotamine derivates had taken place.

Aged↗

An articulated rotating brush for office endometrial evaluation of climacteric outpatients.

This paper reports the experience obtained in the last 8 years with an instrument (articulated rotative brush) that allows access to the entire endometrial surface, obtaining material for both histological and cytological study. The latter has the advantage of reducing the number of cases in which insufficient material frustrates endometrial assessment. In addition to the overall experience gained with this instrument, the proportion of agreement with anatomo-pathological diagnosis after hysterectomy in 61 patients was high (96%) and the unweighted kappa statistic (0.862) indicated very good accordance between these techniques. Comparison between the present method and hysteroscopic observations in 84 patients with perimenopausal bleeding revealed a general conformity of 0.65 and an unweighted kappa statistic of 0.368 (fair agreement). In a group of 72 cases with postmenopausal bleeding a general conformity value of 0.92 was obtained, with an unweighted kappa statistic of 0.84 (very good agreement). In 90% of the cases the procedure was well accepted. In 57.3% of the cases, no difficulties were encountered using the brushing technique; in 25.9% slight dilatation was deemed necessary, whereas in 16.8% technical difficulties could not be overcome and general anesthesia was indicated. A total of 769 outpatients were investigated, 75.3% of which had normal endometria, 12.7% benign hyperplasias, 2.6% precursor lesions, 1.7% suspect carcinoma, and 4.2% carcinomas. Insufficient material for diagnosis occurred in 3.5% of cases tested. The combined cytohistological and hysteroscopic assessment of the endometrium provides satisfactory results in the etiological diagnosis of peri and postmenopausal bleeding, and in the follow up of patients undergoing hormonal replacement therapy (HRT).

Adult↗

[The evaluation of the scholastic performance of a population from the suburbs of Barcelona].

The results of a descriptive study of 355 primary school students aged 6-14 years are reported. The students performance was evaluated with several sociocultural and clinical descriptive variables. The major results were: 1) The high rate of children from immigrant families (78%); 2) The correct age of the beginning of school attendance (98%); 3) The high rate of student failure (28.3%). There was a statistically significant correlation between the level of the students performance and neonatal disease, psychomotor development, height, age at beginning school, educational parental level, district of residence and familial sociopathy. There was no significant relation with other variables (sex, parental origin, chronic disease, number of siblings, parental working status, familial language, type of school or attendance to the school dining room).

Achievement↗

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History of Pharmacy↗

[Endoscopy and laparoscopy in the treatment of lithiasic cholecystitis associated with benign bile duct obstruction].

OBJECTIVE: To analyze the efficacy of a combined approach using ERCP plus laparoscopic cholecystectomy in the treatment of gallstones associated to benign common bile duct obstruction. DESIGN: Prospective study. SETTING: Tertiary-care medical center. PATIENTS: From a total of 270 laparoscopic cholecystectomies performed between October 1991 and January 1994, a group of 25 patients in whom preoperative ERCP was performed to rule out bile duct obstruction was selected for analysis. RESULTS: Choledocholithiasis was documented in nine patients (36%). In eight of them, stones were retrieved by ERCP. The diagnosis of odditis was established in five patients and a papilotomy was performed. The entire bile duct was normal in 11 cases. All patients in whom the common bile duct was normal, or cleared endoscopically, underwent laparoscopic cholecystectomy uneventfully. There was one complication of papilotomy. Duodenal perforation occurred in one patient who ultimately died. CONCLUSION: The combined approach using ERCP followed by laparoscopic cholecystectomy seems to be adequate for the treatment of gallstones associated to bile duct obstruction.

Adult↗

[Cystic neoplasms of the pancreas: report of 3 cases presenting diagnostic difficulties].

Cystic tumors of the pancreas are rare, although their detection has become more frequent with the advent of imaging techniques. In most cases, surgical exploration and often resection of the cystic neoplasm is necessary for establishing a definitive diagnosis; resection remains the treatment of choice. This paper describes three patients who underwent surgery because of cystic tumors of the pancreas. Abdominal pain was the main clinical manifestation; abdominal CT showed the cystic tumor in all three cases. Surgical exploration and resection was successfully accomplished in all. The definitive histological diagnoses were serous cystadenoma, multicystic hamartoma, and choriocarcinoma metastatic to the head of the pancreas. To our knowledge, the last two are the first ones with such diseases reported in the literature.

Abdominal Pain↗