II. Definition
- Position of the Fetal denominator to mother's Pelvis
- Fetal Denominator: Occiput of Vertex
III. Positions at maternal pelvic brim
- Occiput Anterior or Transverse (Normal)
- Left Occiput Lateral (LOL) 40%
- Right Occiput Lateral (ROL) 25%
- Left Occiput Anterior (LOA) 12%
- Right Occiput Anterior (ROA) 10%
-
Occiput Posterior (Abnormal: Occiput at Sacrum)
- Left Occiput Posterior (LOP) 3%
- Right Occiput Posterior (ROP) 10%