Obstetrics Book

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Fetal BradycardiaAka: FHR Bradycardia

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  1. See Also
    1. Fetal Assessment
    2. Fetal Testing Indications
    3. Fetal Heart Tracing
  2. Definition
    1. Fetal Heart Rate under 110 bpm
  3. Mild Fetal Bradycardia (Fetal Heart Rate 100-110 bpm)
    1. Benign if adequate variability and no decelerations
    2. Other causes
      1. Post-term infant
      2. Occiput Posterior Fetal Position
  4. Transient Fetal Bradycardia (FHR < 100 bpm)
    1. Fetal Heart Block or other conduction defects
    2. Maternal Systemic Lupus Erythematosus
    3. Congenital Heart Disease
  5. Prolonged Fetal Bradycardia (FHR < 100 bpm)
    1. Severe Fetal Hypoxia
  6. References
    1. Bailey (2000) ALSO, E:1-13
    2. Gabbe (2002) Obstetrics, p. 395
    3. Rylander (2001) Clin Fam Pract 3(2):287

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