Exam

Fetal Vertex Position

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Fetal Vertex Position, Fetal Position, Occiput Anterior

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