Correlation between symptoms and course duration of upper aerodigestive tract cancer at early and advanced stages.

Unlabelled: There still are many clinical and biological aspects of the natural history of cancer of the upper aerodigestive tract to be unveiled; which in Brazil is a direct consequence of the failure of systematic prevention and early diagnosis campaigns.

Objective: To analyze the signs and symptoms presented by patients with the disease at initial and advanced stages. Other variables such as disease duration, general and nutritional status were considered.

[Adolescent pregnancy, prenatal care, and perinatal outcomes in Montes Claros, Minas Gerais, Brazil].

The aim of the present study was to measure the proportion of adolescent pregnancies in Montes Claros, Minas Gerais, Brazil. From a total of 7,672 live births in 2001, the estimated proportion of births by adolescent mothers was 21.5%.