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Intrauterine Fetal Demise, Fetal Death in Utero | 마이메르시 MyMerci
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Intrauterine Fetal Demise, Fetal Death in Utero

NCLEX Review Guide: Intrauterine Fetal Demise (IUFD)

Definition and Pathophysiology

Understanding Intrauterine Fetal Demise

  • Intrauterine Fetal Demise (IUFD) is defined as fetal death occurring after 20 weeks gestation or when the fetus weighs more than 500 grams. This devastating complication affects approximately 1 in 160 pregnancies and requires immediate medical intervention and compassionate nursing care.
  • The condition differs from early pregnancy loss as it occurs in the second or third trimester when parents have typically formed emotional attachments. Fetal death may occur suddenly or be preceded by decreased fetal movement reported by the mother.

Key Points

  • IUFD diagnosis confirmed by absence of fetal heart tones via ultrasound
  • Occurs after 20 weeks gestation or fetus >500g
  • Requires immediate assessment and intervention planning

Risk Factors and Causes

Common Etiologies

  • Maternal conditions including diabetes mellitus, hypertensive disorders, autoimmune conditions, and infections (TORCH infections) significantly increase risk. Poorly controlled diabetes can lead to fetal macrosomia and birth complications.
  • Placental abnormalities such as placental abruption, placenta previa, and cord accidents (prolapse, compression, true knots) compromise fetal oxygenation. Umbilical cord complications account for 10-15% of fetal deaths.
  • Fetal factors include chromosomal abnormalities, congenital malformations, and intrauterine growth restriction (IUGR). Multiple gestation pregnancies have increased risk due to twin-to-twin transfusion syndrome.

Memory Aid: FETAL DEATH

Fetal anomalies
Eclampsia/hypertension
TORCH infections
Abruption placenta
Lupus/autoimmune
Diabetes
Embolic events
Advanced maternal age
Thrombophilia
Heart disease

Clinical Assessment and Diagnosis

Signs and Symptoms

  • Primary maternal complaint is absence of fetal movement for 12-24 hours, though some mothers report decreased movement days prior. The nurse should immediately assess fetal heart tones using Doppler or electronic fetal monitoring.
  • Physical assessment may reveal fundal height smaller than expected for gestational age, absence of fetal heart sounds, and possible signs of maternal infection if IUFD has been present for extended period.

Diagnostic Procedures

  1. Immediate ultrasound examination to confirm absence of fetal cardiac activity
  2. Complete blood count, coagulation studies (PT/PTT, fibrinogen) to assess for DIC
  3. Maternal vital signs and infection markers (temperature, WBC count)
  4. Kleihauer-Betke test if maternal-fetal hemorrhage suspected
Critical Alert: Monitor for signs of disseminated intravascular coagulation (DIC) - prolonged clotting times, decreased platelets, elevated fibrin degradation products. DIC risk increases with retained dead fetus >3-4 weeks.

Nursing Management and Interventions

Immediate Nursing Actions

  • Priority assessment includes maternal vital signs, bleeding assessment, and emotional status. Establish IV access for potential fluid resuscitation and medication administration while providing emotional support.
  • Prepare for labor induction as vaginal delivery is preferred method unless maternal complications contraindicate. Cesarean section reserved for maternal indications such as placenta previa or previous classical cesarean scar.

Labor and Delivery Management

  1. Administer cervical ripening agents (misoprostol, dinoprostone) as ordered
  2. Monitor for labor progress and maternal tolerance of contractions
  3. Provide adequate pain management - epidural anesthesia often preferred
  4. Prepare family for delivery process and appearance of stillborn infant
  5. Collect specimens for genetic testing and autopsy as requested by family

Pain Management Options

• Epidural anesthesia - most effective for labor pain
• IV narcotics - morphine, fentanyl for breakthrough pain
• Non-pharmacological - positioning, massage, emotional support
• Consider higher doses may be needed due to emotional distress

Psychosocial Support and Family Care

Grief and Bereavement Support

  • Provide immediate emotional support and allow expression of grief through active listening, presence, and validation of feelings. Avoid platitudes like "you can have another baby" or "it was meant to be."
  • Facilitate memory-making opportunities including photographs, handprints, footprints, lock of hair, and naming the baby. These mementos become precious keepsakes for grieving families.

Clinical Scenario

A 32-year-old G2P1 at 28 weeks gestation reports no fetal movement for 18 hours. Ultrasound confirms IUFD. The mother asks "What did I do wrong?" How should the nurse respond?

Appropriate Response: "This is not your fault. Sometimes these losses happen for reasons we cannot control or prevent. Let's talk about what you're feeling right now and how we can support you through this difficult time."

Discharge Planning and Follow-up

  • Provide written information about grief process, support groups, and follow-up appointments. Schedule postpartum visit within 1-2 weeks to assess physical and emotional healing.
  • Discuss contraception options and future pregnancy planning, typically recommending waiting 3-6 months before conception attempts to allow physical and emotional recovery.

Complications and Monitoring

Maternal Complications

DIC vs Normal Coagulation

ParameterNormalDIC
Platelets150,000-400,000<50,000
PT/PTTNormalProlonged
Fibrinogen200-400 mg/dL<150 mg/dL
D-dimerNegativeElevated
  • Monitor for hemorrhage during and after delivery as uterine atony may occur due to prolonged retention of dead fetus. Prepare for blood transfusion if significant blood loss occurs.
  • Watch for signs of infection including fever, elevated WBC, foul-smelling lochia especially if membranes have been ruptured or fetus retained for extended period.

Common NCLEX Pitfalls

Frequently Confused Concepts

IUFDAbortion/Miscarriage
After 20 weeks gestationBefore 20 weeks gestation
Fetus >500gFetus <500g
Labor induction preferredMay resolve spontaneously
Higher DIC riskLower DIC risk

Quick Check - Priority Nursing Actions

  1. ☐ Confirm fetal death via ultrasound
  2. ☐ Assess maternal vital signs and bleeding
  3. ☐ Provide emotional support and presence
  4. ☐ Monitor for DIC development
  5. ☐ Prepare for labor induction
  6. ☐ Facilitate memory-making opportunities

Study Tips for Success

  • Remember that emotional support is as important as physical care - NCLEX questions often test therapeutic communication and grief support knowledge.
  • Focus on recognizing DIC complications and understanding that vaginal delivery is preferred unless maternal contraindications exist.

Remember: You're preparing to provide compassionate, evidence-based care during families' most difficult moments. Your knowledge and empathy will make a profound difference in their healing journey. Stay confident in your preparation - you've got this! 💪

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