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Chorioamnionitis

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Chorioamnionitis, Intra-Amniotic Infection

  • Risk Factors
  1. Prolonged Rupture of Membranes
  2. Multiple intrapartum vaginal exams
  3. Internal monitoring
  4. Chorioamnionitis in prior pregnancy (2 fold risk)
    1. Laibl (2006) Obstet Gynecol 108: 1493-7 [PubMed]
  • Signs
  1. Maternal Fever with Temperature > 100.7 F
  2. No obvious source other than Uterus
  3. Associated findings suggestive of Chorioamnionitis
    1. Fetal Tachycardia
    2. Maternal Tachycardia
    3. Abdominal tenderness
    4. Foul smelling amniotic fluid
  • Labs
  1. Complete Blood Count
    1. Leukocytosis
  2. Amniotic fluid culture
  • Differential Diagnosis
  • Management
  1. Chorioamnionitis is not an indication for cesarean
  2. See Chorioamnionitis Antibiotic Management
  • Course
  1. Fetal outcome improves with
    1. Antibiotics
    2. Defervescence