Peripartum Cesarean Section: Key Peri-operative Management Steps
Regional anesthesia with intrathecal morphine, pre-incision antibiotics (cefazolin plus azithromycin if labor/ruptured membranes), chlorhexidine-alcohol skin preparation, prevention of hypothermia, blunt transverse uterine incision with two-layer closure, and multimodal analgesia form the core evidence-based approach to peripartum cesarean delivery. 1
Preoperative Phase (30-60 minutes before incision)
Antimicrobial Prophylaxis
- Administer IV antibiotics within 60 minutes before skin incision (not after cord clamping) 1
Skin Preparation
- Chlorhexidine-alcohol is preferred over aqueous povidone-iodine for abdominal skin cleansing 1
- Vaginal preparation with povidone-iodine solution should be performed to reduce postcesarean infections 1, 3
Fasting and Nutrition
- Clear liquids permitted up to 2 hours before surgery 2
- Light meal up to 6 hours before surgery 2
- Consider preoperative carbohydrate drink (up to 2 hours before) for non-diabetic patients 4
Patient Positioning and Preparation
- Left lateral tilt or manual uterine displacement to prevent hypotension - avoid right lateral tilt 2
- No routine hair removal; if needed, use clippers or depilatory cream, never shaving 2
- Indwelling urinary catheter placement is not mandatory 2
Anesthetic Management
Regional Anesthesia (Strongly Preferred)
Regional anesthesia is the preferred method as part of enhanced recovery protocol 1
- Spinal anesthesia provides the most reliable neuraxial block with fastest onset 5
- Combined spinal-epidural offers flexibility for extended procedures 5
Neuraxial Opioids for Postoperative Analgesia
Add intrathecal morphine 50-100 μg to spinal anesthesia - this is critical for optimal postoperative pain control 6
- Alternative: Epidural morphine 2-3 mg or diamorphine 2-3 mg if epidural catheter used 6
- If intrathecal morphine not used, consider fascial plane blocks 6
Prevention of Hypothermia
Active warming is mandatory to prevent maternal hypothermia and neonatal complications 1:
- Forced air warming devices
- Warmed IV fluids (room temperature fluids can reduce core temperature by 1.4°C) 7
- Increase operating room temperature
- Monitor temperature every 30 minutes 7
Fluid Management
Maintain perioperative euvolemia - both under-resuscitation and fluid overload negatively impact maternal and neonatal outcomes 1, 7
Intraoperative Surgical Technique
Uterine Incision
- Blunt expansion of transverse uterine hysterotomy reduces surgical blood loss 1
- Cephalad-caudad extension of uterine incision reduces morbidity 8
- No routine bladder flap creation - not associated with improved outcomes 8, 9
Uterine Closure
- Two-layer closure of hysterotomy may be associated with lower rate of uterine rupture in future pregnancies 1
Peritoneal Management
- Do not close the peritoneum (visceral or parietal) - closure not associated with improved outcomes and increases operative time 1, 8
Subcutaneous and Skin Closure
- Reapproximate subcutaneous tissue if ≥2 cm depth 1
- Subcuticular suture preferred over staples for skin closure - reduces wound separation 1
Placental Delivery
Uterotonic Administration
Oxytocin administration after delivery 7:
- Antepartum cesarean: 1 IU initial bolus, rescue 3 IU if inadequate tone, maintenance 2.5-7.5 IU/h
- Intrapartum cesarean: 3 IU bolus, rescue 3 IU if inadequate tone, maintenance 7.5-15 IU/h
Immediate Neonatal Care
Cord Clamping
- Delayed cord clamping ≥1 minute for term deliveries 1
- Delayed cord clamping ≥30 seconds for preterm deliveries 1
Neonatal Resuscitation Readiness
- Capacity for immediate neonatal resuscitation is mandatory in all settings performing cesarean delivery 1
- Maintain neonatal body temperature 36.5-37.5°C 1
- Avoid routine airway suctioning - use only for obstructive symptoms 1
- Room air for routine supplementation - supplemental oxygen may be harmful 1
Postoperative Pain Management
Multimodal Analgesia (Opioid-Sparing)
Scheduled non-opioid analgesics are the foundation 6:
- Acetaminophen 650 mg PO every 6 hours 10
- NSAIDs: Ketorolac 30 mg IV every 6 hours for 4 doses, then ibuprofen 600 mg PO every 6 hours 10
- Single dose IV dexamethasone after delivery (in absence of contraindications) 6
- Short-acting opioids reserved for breakthrough pain only 6, 10
Antiemetic Prophylaxis
Administer antiemetic after cord clamping for planned cesarean under regional anesthesia 8:
- 5HT3 antagonist plus either dopamine antagonist or corticosteroid 10
Postoperative Recovery Elements
Early Mobilization and Nutrition
- Early ambulation starting 4 hours postoperatively 10
- Regular diet within 2 hours of surgery 10
- Chewing gum to aid return of bowel function 10
Thromboprophylaxis
- Mechanical prophylaxis (pneumatic compression) until ambulatory for all patients 10
- Chemoprophylaxis reserved for patients with additional risk factors 10
Catheter Management
- Immediate removal of indwelling bladder catheter postoperatively if placed for scheduled cesarean 10
Wound Care
- Leave dressing in place for 48 hours if applied 10
Common Pitfalls to Avoid
Administering antibiotics after cord clamping - this outdated practice increases infection risk; give 30-60 minutes before incision 1, 2
Omitting azithromycin in labor/ruptured membranes - this adjunctive antibiotic significantly reduces infections 1
Using aqueous povidone-iodine instead of chlorhexidine-alcohol for skin prep 1
Inadequate testing of neuraxial block before incision - approximately 15% experience intraoperative pain; ensure adequate block level 5
Failing to actively warm the patient - hypothermia affects both maternal comfort and neonatal outcomes 1, 7
Closing the peritoneum - this increases operative time without benefit 1
Relying solely on opioids for postoperative pain - multimodal analgesia with scheduled acetaminophen and NSAIDs is superior 6, 10
Forgetting intrathecal morphine - this single intervention provides superior postoperative analgesia for 12-24 hours 6