Results: 81

Tumor lamination in mediastinal giant tumors

Rev. Col. Bras. Cir; 44 (6), 2017
ABSTRACT Mediastinum tumors may grow slowly and reach giant proportions without symptoms, hindering surgical removal. Tumor big dimensions difficult surgical maneuvers, with risk of uncontrollable bleeding and prejudice to surrounding structures. It may be necessary the use of exceptional measures such a...

Laparoscopic partial nephrectomy for tumors 7cm and above. Perioperative outcomes

Int. braz. j. urol; 43 (5), 2017
ABSTRACT Purpose: To assess and report the outcomes of laparoscopic partial nephrectomy) LPN) for T2 renal masses. Materials and Methods: Retrospective review of patients undergoing LPN for clinically localized renal masses ≥7cm between the years 2005-2016. Descriptive analyses were generated for...

Localización y tamaño de los adenomas del colon como factores asociados a displasia de alto grado

Objetivo: Determinar si la localización y el tamaño de los adenomas de colon se asocian con la presencia de displasia de alto grado en los pacientes de un hospital peruano. Materiales y Métodos: Se realizó un estudio trasversal mediante la revisión de informes de colonoscopías de los años 2014-201...

Feocromocitoma quístico gigante: reporte de un caso

El feocromocitoma quístico gigante es tumor adrenal raro en el que predomina el curso asintomático; por lo que muchos de los casos no son diagnosticados hasta el momento de la cirugía. La simple movilización del tumor se asocia con el paso a la sangre de grandes cantidades de catecolaminas y a una el...

Serum ghrelin levels in papillary thyroid carcinoma

ABSTRACT Objective Ghrelin plays a role in several processes of cancer progression, and numerous cancer types express ghrelin and its receptor. We aimed to investigate serum levels of ghrelin in patients with papillary thyroid carcinoma (PTC) and its association with the prognostic factors in PTC. Mat...

Malignant peripheral nerve sheath tumor with and without neurofibromatosis type 1

Arq. neuropsiquiatr; 75 (6), 2017
ABSTRACT Objective In this study, we review the institution’s experience in treating malignant peripheral nerve sheath tumors (MPNSTs). A secondary aim was to compare outcomes between MPNSTs with and without neurofibromatosis type 1 (NF1). Methods Ninety-two patients with MPNSTs, over a period ...

Role of cervical vestibular evoked myogenic potentials (cVEMP) and auditory brainstem response (ABR) in the evaluation of vestibular schwannoma

Abstract Introduction: Cervical vestibular evoked myogenic potentials (cVEMP) can assess the integrity of the inferior vestibular nerve thereby promising to be a useful tool in the audiological test battery to diagnose vestibular schwannoma. Objective: To ascertain the utility of cVEMP in diagnosis of ...

Cell proliferation markers at the invasive tumor front of oral squamous cell carcinoma: comparative analysis in relation to clinicopathological parameters of patients

J. appl. oral sci; 25 (3), 2017
Abstract Objectives To evaluate the number of AgNORs per nucleus and the expression of Ki-67 at the tumor invasion front (TIF) in relation to clinical parameters (TNM), TIF classification and the prognosis of oral squamous cell carcinomas in an Uruguayan population. Material and Methods This study wa...

Likelihood of malignancy in thyroid nodules according to a proposed Thyroid Imaging Reporting and Data System (TI-RADS) classification merging suspicious and benign ultrasound features

ABSTRACT Objective The aim of this study was to describe the ultrasound features of benign and malignant thyroid nodules and evaluate the likelihood of malignancy associated with each feature according to the Bethesda System for Reporting Thyroid Cytopathology and histopathology. With this analysis, we...

Solitary fibrous tumor of the lacrimal gland mimicking pleomorphic adenoma

Arq. bras. oftalmol; 80 (3), 2017
ABSTRACT Solitary fibrous tumor (SFT) is a rare mesenchymal spindle-cell neoplasm commonly found in the pleura; it is rare in the orbit and extremely rare in the lacrimal gland. We herein report a case of SFT of the lacrimal gland that mimicked a pleo morphic adenoma. We discuss the clinical, radiologica...