Results: 141

Estudio de riesgos de cáncer en barrios de la ciudad de Bahía Blanca entre 1989 al 2002
Cancer risk analysis in several neighborhoods in Bahía Blanca city in the period 1989-2002

El objetivo de esta investigación fue determinar si la incidencia de cáncer ocurrida en las áreas cercanas al Polo Petroquímico fue mayor a la observada en el resto de la ciudad de Bahía Blanca. En mayo de 2005, debido a temores expresados por los vecinos de dichas áreas, nuestro Registro de Tumore...

Incidencia de cáncer en Bahía Blanca entre los años 1998-2002. Comparación con el período 1993-1997
The incidence of cancer i bahía blanca during the period 1998-2002. Comparison with the period 1993-1997

El Registro de Cáncer de Bahía Blanca abarcaba históricamente los 15 partidos de la Región Sanitaria I, con una población, según el Censo del 2001, de 627.507 habitantes. Por razones económicas durante el último periodo, y a pesar de nuestro gran esfuerzo, sólo hemos podido recolectar, controlar...

Atualização acerca do papiloma do urotélio

Inverted papilomas are rare urotelial neoformations, which account for 2.2% to 4.5% of urotelial neoplasms (benign or malignant). Most of them have vesical location, namely on the trigonal area, although there are cases which have been described along the whole of the urinary excretory system. In spite o...

O papel da ecoendoscopia no diagnóstico dos tumores neuroendócrinos do pâncreas

Pancreatic neuroendocrine tumors (PETs) are rare. The vast majority are functional (70-85%), generally small (< 2 cm) and symptomatic due to elevated hormone production. Nonfunctional pancreatic neuroendocrine tumors (nPETs) usually produce symptoms based on their size and similarity to pancreatic adenoc...

Sarcoma mieloide: características clinicopatológicas y evolución

Myeloid sarcomas, defined in WHO’s Classification of Tumors of Haematopoietic and Lymphoid Tissues, are extramedullary tumors of granulocytic lineage formerly known as granulocytic sarcomas, chloromas or extramedullary leukemic tumors. Myeloid sarcomas occurred in 1.5-3% of patients with acute myeloid ...

Revisión sobre carcinoma vesical de células pequeñas

Small cell carcinoma comprises 0.5%-0.7% of the total amount of malignant tumors from the urinary bladder. There are three main theories regarding its histogenesis: derivation from some particular neuroendocrine cells; metaplasia which starts from other high-grade malignant neoplasms; or stem cells origi...

Patogenia, clínica y tratamiento del síndrome de anorexia-caquexia asociado al cáncer

Anorexia-cachexia syndrome is highly prevalent among cancer patients, it impacts on morbidity and mortality, and impinges on quality of life. Anorexia is defined as the loss of the desire to, while cachexia defines the progressive wasting of skeletal muscle mass and adipose tissue. The pathogenesis of an...

Profilaxis de las infecciones bacterianas con fluoroquinolonas en pacientes neutropénicos: experiencia luego de 20 años de estudio

Fluoroquinolones have been studied extensively as prophylaxis in neutropenic cancer patients. Their efficacy has been reviewed in several meta-analyses. As yet, there is no question that prophylaxis with fluoroquinolones has led to a decrease in the occurrence of gram-negative infections in neutropenic p...

Utilidad de la tomografía computarizada helicoidal en el diagnóstico temprano del cáncer de pulmón

Lung cancer is the most lethal malignant neoplasm worldwide. Screening programs using sputum cytology and chest radiography that have been carried out along these past decades have failed to demonstrate any reduction of the mortality rate due to lung cancer. Nowadays, advances in new forms of technology ...