II. Definition
- Transverse Lie is perpendicular to mother's long axis
- Shoulder Presentation
- Occurs when fetus is transverse with back down
- Shoulder sits over pelvic inlet
III. Epidemiology
- Incidence: 0.3% of singleton births
IV. Causes
- Prematurity
- Placenta Previa
- Abnormal Uterus
- Contracted Pelvis or relaxed abdominal wall
- Polyhydramnios
V. Diagnosis
-
Leopold's Maneuvers
- Transverse Lie should be easy to identify
- Digital cervical exam
- No presenting part
VI. Management
- Ceserean section required in most cases
- Indications to consider External Cephalic Version
- Intact membranes and no labor
- Back-up Transverse Lie with Cervix fully dilated
