Active surveillance of Hansen's Disease (leprosy): importance for case finding among extra-domiciliary contacts.

Hansen's disease (leprosy) remains an important health problem in Brazil, where 34,894 new cases were diagnosed in 2010, corresponding to 15.3% of the world's new cases detected in that year. The purpose of this study was to use home visits as a tool for surveillance of Hansen's disease in a hyperendemic area in Brazil.

Family history of hypertension as an important risk factor for the development of severe preeclampsia.

Objective: To determine the risk of preeclampsia in a population with respect to maternal and sister histories of chronic hypertension, preeclampsia and eclampsia.

Design: A case-control study of severe preeclampsia.

Setting: Maternity hospital in Natal, Brazil.