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Medisur ; 7(6)2009. tab
Artigo em Espanhol | CUMED | ID: cum-43565

RESUMO

La infección por Helicobacter pylori se reconoce ahora como un problema mundial. Causa gastritis crónica, enfermedad ulcerosa péptica, desordenes linfoproliferativos y es un factor de riesgo mayor para el cáncer gástrico. Objetivo: caracterizar la infección por Helicobacter pylori en pacientes con úlcera gástrica y relacionar la infección con los diagnósticos histológicos gástricos. Métodos: estudio observacional, descriptivo, correlacional y retrospectivo en pacientes con úlcera gástrica, realizado en el Hospital Dr Gustavo Aldereguía Lima, entre enero de 2005 y diciembre de 2007. Se practicó endoscopia y biopsia de mucosa gástrica para estudio histológico y diagnóstico de infección por Helicobacter pylori mediante coloración de hematoxilina-eosina y de giemsa respectivamente. La muestra quedó constituida por 137 pacientes. Resultados: se observó una frecuencia de infección por Helicobacter pylori de 59,1 por ciento; predominó entre los pacientes de 51-60 años (34,6 por ciento) y 61-70 años (30,8 por ciento). La región antral presentó la mayor frecuencia de úlceras malignas (85,7 por ciento) con predominio de Helicobacter pylori (80 por ciento). Hubo relación entre el Helicobacter pylori y los diagnósticos histológicos con un 95 por ciento de confiabilidad. Los pacientes con Helicobacter pylori mostraron mayor probabilidad de presentar cáncer (OR 4,32 IC: 0,58-39,44); gastritis crónica (OR 3,73 IC: 1,42-9,93) y gastritis crónica agudizada (OR 2,59 IC: 0,61-11,30); no constituyó un factor de riesgo para la gastritis aguda (OR 0,86 IC: 0,09-7,08). Conclusión: Los pacientes infectados por Helicobacter pylori tienen mayor probabilidad de presentar cáncer gástrico, gastritis crónica, y gastritis crónica agudizada; no constituyó, en este estudio, un factor de riesgo para la gastritis aguda(AU)


Background: Nowadays, infection due to Helicobacter Pylori is recognized as a medical problem worldwide. It causes chronic gastritis, peptic ulcer disease, lymphatic proliferative disorders and it is a risk factor for gastric cancer. Objective: To characterize Helicobacter Pylori infection in patients with gastric ulcer and to relate this infection to gastric histological diagnoses. Methods: An observational, descriptive, correlational retrospective study in patients with gastric ulcers at the Dr.Gustavo Aldereguía Lima Hospital was carried out from January 2005 to December 2007. Endoscopy and mucous gastric biopsy were performed for the histological and diagnostic study of the infection due to Helicobacter Pylori by means of the hematoxiline-eosine and Giemsa stain respectively. The sample was composed by 137 patients. Results: the frequency of infection due to Helicobacter pylori was 59,1 percent prevailing in the age groups 51-60 years old (34,6 percent) and 61-70 yearsold. (30,8 percent). The highest frequency of malignant ulcers were located at the antral region (85,7 percent with predominance of Helicobacter Pylori (80 percent). There was a 95 percent reliability between the relationship of Helicobacter Pylori and the histological diagnoses. The patients under the diagnosis of Helicobacter Pylori showed a greater probability to present cancer (OR 4,32 IC: 0,58-39,44) and worsened chronic gastritis (OR 2,59 IC: 0,61-11,30). Chronic gastritis did not constitute a risk factor for acute gastritis(OR 0,86 IC: 0,09-7,08). Conclusions: The probability of suffering from gastric cancer, chronic gastritis and worsened chronic gastritis was greater in all those patients who presented with Helicobacter pylori infection but in this study Helicobacter pylori did not constitute a risk factor for acute gastritis(AU)


Assuntos
Humanos , Infecções por Helicobacter/diagnóstico , Infecções por Helicobacter/etiologia , Úlcera Gástrica/complicações
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