Complicated vaginal delivery expert witnesses practice in a variety of fields, including obstetrics, maternal fetal medicine, neonatology, and nursing. Some of the most common specialties include labor and delivery management, fetal monitoring, emergency C-section decisions, and birth trauma assessment. They can opine on the effects of delayed intervention, improper use of forceps or vacuum, shoulder dystocia, hypoxic injury, and deviations from the standard of care.