Living Near Wildfires and the Risk of Fetal Congenital Heart Defects: Evaluating Critical Windows of Vulnerability.

 Wildfires produce air pollutants that have been associated with complications during pregnancy. This study examined the association between wildfire exposure before and during pregnancy and the odds of congenital heart defect (CHD) in the offspring.  This retrospective cohort study used the California Linked Birth File and the Forestry and Fire Protection data between 2007 and 2010.

Benefits and Pitfalls of Ultrasound in Obstetrics and Gynecology.

Diagnostic ultrasound is a powerful tool in obstetrics/gynecology. It has multiple applications, but for every use there are potential pitfalls that can have significant deleterious effects. Guidelines and certifications have been implemented to enhance the safety of this technique.