Results: 30

The TNM 8th edition: Validation of the proposal for organ - confined (pT2) prostate cancer

Int. braz. j. urol; 45 (2), 2019
ABSTRACT Purpose: The 8th edition of the TNM has been updated and improved in order to ensure a high degree of clinical relevance. A major change in prostate includes pathologically organ - confined disease to be considered pT2 and no longer subclassified by extent of involvement or laterality. The aim ...

Moderate or severe LUTS is associated with increased recurrence of non - muscle - invasive urothelial carcinoma of the bladder

Int. braz. j. urol; 45 (2), 2019
ABSTRACT Purpose: Non - muscle - invasive bladder cancer (NMIBC) can recur despite transurethral resection (TURBT) and adjuvant intravesical therapy. Tobacco products excreted in the urine are hypothesized to cause tumor - promoting effects on urothelial cells through direct contact. We determined if mo...

Clinical features and management of women with borderline ovarian tumors in a single center in Brazil

Abstract Objective The aim of the present study was to describe and analyze data of 57 women with borderline ovarian tumors (BOTs) regarding histological characteristics, clinical features and treatment management at the Department of Obstetrics and Gynecology of the Universidade Estadual de Campinas (...

Factores de riesgo asociados a recidiva de carcinoma papilar de tiroides

RESUMEN Introducción: Aunque el carcinoma papilar de tiroides (CPT) tiene una buena sobrevida, en el 30% de los casos recidivará a largo plazo. Se han descrito factores pronósticos como el tamaño, histopatología, procedimiento quirúrgico y administración de yodo radiactivo. Objetivo: Este trabaj...

Positive surgical margins are predictors of local recurrence in conservative kidney surgery for pT1 tumors

Int. braz. j. urol; 44 (3), 2018
ABSTRACT Objectives: The clinical significance of positive surgical margin (PSM) after a Nephron Sparing Surgery (NSS) is controversial. The aim of this study is to evaluate the association between PSM and the risk of disease recurrence in patients with pT1 kidney tumors who underwent NSS. Materials an...

Comparative differences between T1a/b and T1e/m as substages in T1 urothelial carcinoma of the bladder

Int. braz. j. urol; 44 (2), 2018
ABSTRACT Objective To evaluate the prognostic value of the depth of lamina propria invasion in patients with T1 bladder cancer and to display comparative differences between the T1a/b and T1e/m substaging systems. Patients and Methods This study included 106 patients with primary stage T1 urothelial bl...

Impact of historic histopathologic sample review on the risk of recurrence in patients with differentiated thyroid cancer

ABSTRACT Objective To compare the historic risk of recurrence (RR) and response to therapy to risk stratification estimated with historical pathology reports (HPRs) and contemporary re-review of the pathological slides in patients with differentiated thyroid cancer (DTC). Subjects and methods Out of 21...

Prostate cancer recurrence in vas deferens - fusion image guide as an important tool in dignosis

Int. braz. j. urol; 44 (1), 2018
ABSTRACT The biochemical recurrence after local treatment for prostate cancer is an often challenging condition of clinical management. The aim of this report is to demonstrate the importance of the association of various imaging methods in the identification and subsequent accurate percutaneous biopsy i...

Validation of classic and expanded criteria for endoscopic submucosal dissection of early gastric cancer: 7 years of experience in a Western tertiary cancer center

Clinics; 73 (supl.1), 2018
OBJECTIVE: Our aim was to evaluate the Japan Gastroenterological Endoscopy Society criteria for endoscopic submucosal resection of early gastric cancer (EGC) based on the experience in a Brazilian cancer center. METHODS: We included all patients who underwent endoscopic submucosal resection for gastric ...

Expression of urokinase-type plasminogen activator and its receptor in squamous cell carcinoma of the oral tongue

Abstract Urokinase-type plasminogen activator (uPA) and its receptor (uPAR) act in the proteolysis of basement membrane and extracellular matrix structures, facilitating tumor invasion. The purpose of this study was to evaluate the relationship between these proteins and clinicopathological parameters in...