II. Indications
- Oligohydramnios with or without Fetal Distress
- Preterm prolonged Rupture of Membranes
- Recurrent Variable Decelerations
- Cephalic presentation
- Thick particulate Meconium staining of amniotic fluid
III. Contraindication
- Amnioinfusion should not delay definitive management
- Chorioamnionitis
- Fetal Malpresentation (e.g. Breech, Transverse Lie)
- Scalp pH < 7.20
- Late Decelerations
- Multiple Gestation
- Uterine anomaly
- Undiagnosed Third Trimester Bleeding
- Placental Abruption
- Placenta Previa
IV. Efficacy
- Heavy meconium stained fluid
- Improved perinatal outcome
- Reduced risk Meconium Aspiration Syndrome
- Decreased NICU admissions
- Decreased risk of Mechanical Ventilation
- Cord Compression suspected
- Reduces FHR Variable Decelerations
- Lowers rate of ceserean sections
V. Technique
- Cervical exam
- Evaluate dilation and presentation
- Evaluate for Umbilical Cord Prolapse
- Place fetal scalp electrode
- Place double lumen intrauterine pressure catheter
- Initial Bolus
- Warmed Normal Saline at 10-20 ml/minute
- Stop bolus at 250 to 500 cc
- Maintenance infusion of warmed Normal Saline
- Rate: 3 cc/min or 50 to 60 cc/hour
- Document intrauterine pressure continuously
- Goal: Maintain amniotic fluid index of 8-12 cm
VI. Adverse Effects
- Umbilical Cord Prolapse
- Uterine scar rupture
- Amniotic Fluid Embolism
VII. References
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Related Studies
Definition (NCI) | The procedure of instilling saline or other fluids into the amniotic cavity using an intrauterine catheter. |
Definition (NIC) | Infusion of fluid into the uterus during labor to relieve umbilical cord compression or to dilute meconium-stained fluid |
Definition (ALT) | Infusing a sterile solution into a client/patient's uterus during her labor to relieve umbilical cord compression and/or dilute meconium-stained fluid. Service is billed per procedure. |
Concepts | Therapeutic or Preventive Procedure (T061) |
ICD9 | 75.37 |
ICD10 | 16621-00 |
SnomedCT | 236956008 |
English | Amnio-infusion, amnio infusion, amnioinfusion, amnio-infusion, obstet surg antepartum amnioinfusion, Amnioinfusion (treatment), Amnioinfusion, Amnioinfusion (procedure), Amnioinfusion each procedure, amnionfzn ea.procedure |
Spanish | amnioinfusiĆ³n (procedimiento), amnioinfusiĆ³n |