Adverse perinatal outcomes for advanced maternal age: a cross-sectional study of Brazilian births.

Objectives: To investigate the risk of adverse perinatal outcomes in women aged ≥41 years relatively to those aged 21-34.

Methods: Approximately 8.5 million records of singleton births in Brazilian hospitals in the period 2004-2009 were investigated.

A survey of gastrointestinal helminths in cats of the metropolitan region of Rio de Janeiro, Brazil.

The prevalence of gastrointestinal helminth parasites in 135 cats over 1 year of age and inhabiting the metropolitan region of the city of Rio de Janeiro, Brazil was investigated by necropsy. These animals had two distinct origins: 99 cats (29 males and 70 females) were derived by capture in public areas (feral/stray) and 36 (12 males and 24 females) from shelters. The overall prevalence of gastrointestinal helminth parasites was 89.