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1.
Rev. chil. obstet. ginecol ; 68(3): 189-196, 2003. tab, graf
Artigo em Espanhol | LILACS | ID: lil-385397

RESUMO

Se presenta una revisión de la bibliográfica y se comentan los principales aspectos epidemiológicos y clínicos de la patología preinvasora del cérvix. La historia natural de esta enfermedad revela la presencia de un fenómeno dinámico de progresión persistencia y regresión de lesiones intraepiteliales en las cuales el virus papiloma humano juega un rol preponderante. Se resalta el rol actual de la colposcopia en el manejo de una citología alterada. Se revisa los resultados del manejo colpohistológico de un frotis atípico demostrando un 9 por ciento de lesiones de alto grado para los ASCUS y de 25 por ciento para los ASC-H. Finalmente se presentan las alternativas terapéuticas y se analizan los resultados de la escisión con asa grande en pacientes portadoras de NIE III demostrando un 89 por ciento de curación.


Assuntos
Feminino , Displasia do Colo do Útero , Papillomaviridae , Infecções por Papillomavirus , DNA Viral , Fatores de Risco
2.
Rev. méd. Chile ; 129(3): 237-46, mar. 2001. tab, graf
Artigo em Espanhol | LILACS | ID: lil-286857

RESUMO

Background: Staging of colorectal carcinoma has prognostic value and allows to take decisions about adjuvant therapy and follow up. Prognostic factors are not universally accepted and there are different staging classifications. Aim: To assess the prognostic value of clinical and pathological variables in 224 patients subjected to a curative resection of a colorectal carcinoma. Patients and methods: A retrospective analysis of 99 men and 125 women, aged 23 to 91 years old subjected to a curative resection of a colorectal carcinoma and followed up for a mean of 72 months. Results: Global survival at 60 months was 72 percent . Univariate analysis showed that tumor localization, vascular permeation, wall infiltration and number of involved lymph nodes had an influence on survival. A Cox regression model disclosed tumor localization (colon versus rectum), a carcinoembrionic antigen over 30 ng/ml, vascular permeation, presence of 1 to 4 involved lymph nodes, or 5 or more lymph nodes and the presence of an apical lymph node as variables with significant prognostic value. Conclusions: Our series confirms the prognostic importance of lymph node involvement. This parameter is incorporated in Jass, GITSG (both modifications of Dukes classification) and TNM staging scores


Assuntos
Humanos , Masculino , Feminino , Adulto , Pessoa de Meia-Idade , Neoplasias Colorretais/epidemiologia , Prognóstico , Neoplasias Colorretais/cirurgia , Estadiamento de Neoplasias , Análise Multivariada
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