Results: 571

Inmunización contra el virus de papiloma humano en Perú. Más allá del cáncer de cérvix
Immunization against human papillomavirus in Peru. Beyond cervical cancer

Salud pública Méx; 59 (1), 2017

Comparação da prevalência do HPV-16 em pacientes com carcinoma espinocelular de boca e lesões potencialmente malignas bucais

O papilomavírus humano (HPV) subtipo 16 é um fator de risco para o desenvolvimento do carcinoma espinocelular (CEC) de orofaringe. No entanto, o papel do mesmo na carcinogênese oral, bem como a associação com as lesões potencialmente malignas, permanece controverso. O objetivo deste estudo foi comp...

Tempo de recidiva e sobrevida segundo características tumorais em pacientes com câncer de cavidade oral assistidos em hospital público federal especializado no tratamento de câncer no Rio de Janeiro

Esta pesquisa tem por objetivo analisar a recidiva, a sobrevida e fatores prognósticos em pacientes com câncer de cavidade oral (CCO), diagnosticados e atendidos no Instituto Nacional de Câncer José de Alencar Gomes da Silva (INCA), no período de 1999 a 2009. A tese é apresentada em dois artigos qu...

Estaniocalcina 2 modula eventos importantes para a tumorigênese oral e é um marcador prognóstico para pacientes com carcinoma de células escamosas oral

O hormônio glicoproteico estaniocalcina 2 (STC2) está envolvido na carcinogênese e progressão de muitos tipos de câncer. No entanto, seu significado clínico e mecanismos moleculares no carcinoma de células escamosas oral (CCEO) foram pouco estudados e permanecem incertos. O presente estudo investi...

Histopathological differences between genders in patients with oral squamous cell carcinoma

Clin. biomed. res; 37 (3), 2017
Introduction: Oral cancer ranks fifth among the most frequent malignant tumors in men in Brazil. The incidence of this tumor among women has grown. It is still controversial whether gender can influence the outcome or the prognostic features of the disease. Objectives: To compare the histopathological fe...

Expression of E-cadherin and involucrin in leukoplakia and oral cancer: an immunocytochemical and immunohistochemical study

Abstract To assess the immunocytochemical and immunohistochemical correlation of adhesion (E-cadherin) and cell differentiation (involucrin) molecules in oral leukoplakia and oral squamous cell carcinoma. Cytological samples and biopsies were obtained from male and female patients aged over 30 years with...

Prognostic implications of the phosphatidylinositol 3-kinase/Akt signaling pathway in oral squamous cell carcinoma: overexpression of p-mTOR indicates an adverse prognosis

Appl. cancer res; 37 (), 2017
Background: The development of oral cavity cancer is related to the accumulation of genetic alterations. The activation of AKT is associated with the proliferation and progression of many malignancies. It is thought that MAP kinases, together with the PI3K/AKT/mTOR signaling pathway, promote uncoordinate...

Ki-67 protein predicts survival in oral squamous carcinoma cells: an immunohistochemical study

Abstract The aim of this study was to identify the expression of Ki-67 and MCM3 in oral squamous cell carcinoma (OSCC) as well as to address the correlation with patient survival and clinical features. Samples were collected from 51 patients with OSCC who presented for follow-up. Immunohistochemical expr...

Health-related quality of life of patients with squamous cell carcinoma: a comparison according to tumor location

Abstract: The aim of this study was to evaluate the health-related quality of life (QOL) of patients with squamous cell carcinoma (SCC) according to tumor location. The sample consisted of 27 patients with primary SCC in the oral cavity (n = 15), pharynx (n = 7), and larynx (n = 5) who were undergoing ca...

Oral plasmablastic lymphoma as the first manifestation of AIDS

An. bras. dermatol; 92 (5,supl.1), 2017
Abstract Plasmablastic lymphoma is a non-Hodgkin lymphoma characterized by its plasmacytic differentiation and predilection for the oral cavity. It is among the lymphomas most commonly associated with AIDS. This report details a case of a HIV-positive patient with a 1-month history of an exophytic mass i...