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Brow Presentation

Brow Presentation. Epidemiology. Incidence : 0.02% of singleton deliveries. Brow is an area between the orbital ridges and anterior fontanelle. Results when head is halfway between flexion & extension. Diagnosis. Never made during pregnancy In labour High head

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Brow Presentation

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  1. Brow Presentation

  2. Epidemiology Incidence: 0.02% of singleton deliveries

  3. Brow is an area between the orbital ridges and anterior fontanelle • Results when head is halfway between flexion & extension

  4. Diagnosis Never made during pregnancy In labour • High head • Frontal suture &anterior fontanelle on one side and orbital ridges on other side

  5. Pathophysiology • Results in largest head diameter: Occipitomental (mentovertical )13.5cms

  6. Management • Ceserean section required in most cases • Brow presentation rarely can deliver vaginally unless: • Spontaneously converts to vertex or Face Presentation • Fetus is very small or pelvis is very large

  7. Do not attempt to convert brow presentation to vertex • Never apply vacuum extractor to brow presentation • Do not apply internal scalp electrodes • Avoid Oxytocin

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