5 resultats
Factors that should be considered when studying the effect of dietary iodine in the development of thyroid cancer include pathological criteria, diagnostic techniques, screening programs, radioactive fallout, and standard of medical care in the studied population. In most surveys, papillary
The natural history of thyroid cancer and thyroiditis in relation to iodine prophylaxis in the region of Salta, Argentina, where goiter is common was investigated over a time span of 40 yr. For analysis of thyroid cancer, the specimens were divided into two periods. The first 15 yr (59 cases),
OBJECTIVE
The importance of iodine intake and thyroiditis in the pathogenesis of thyroid cancer remains controversial. We have investigated the natural history of thyroid cancer and thyroiditis in a goitrous region before and after iodine prophylaxis over a 31-year period.
METHODS
For the analysis
This study was conducted to investigate the natural history of undifferentiated thyroid carcinoma (UTC) in the iodine-deficient province of Salta, Argentina, in relation to salt iodization and health care standards. Five hundred ninety-three thyroid cancers diagnosed from 1958 to2012 were reviewed
BACKGROUND
South America is now at a stage of epidemiological transition, changing the condition of high prevalence of underweight and stunting, to a scene marked by increases in obesity that accompanies chronic diseases, such us cardiovascular disease, diabetes and cancer. Surveillance of risk