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IUFD Irene Hwang, PGY-1 3.10.09
Case 2/17/09 HPI: 23 yo G3P1011 @ 32w1d by LMP 7/8/08 EDD 4/14/09 c/w 19w sono p/w decreased fetal movement and lower abdominal cramps from 3pm yesterday. No LOF/VB. No h/o trauma to abdomen. No HA/visual changes/epigastic pain. Denied tobacco or cocaine use. Admitted to marijuana use during current pregnancy. Pt was given betamethasone on 2/13 and 2/14 for IUGR. Per EU records on 2/14, NST was reactive and BP was 127/60. PNI: Intake BP 102/50 (102-132/ 50-90). Weight gain 158 189 (31 lbs). 1. IUGR dxed on 2/13/09 sono @ 31w. Fetus <3%tile. TORCH and thrombosis w/u negative. Amnio normal XY. PNL: wnl/ unremarkable Sonos:10/29/08 @ 15w3d. AFI nl. 11/19/08 @ 19w1d no anatomical anomalies. Fetus 20%tile.2/13/09 @ 31w1d: Fetus <3%tile. SD ratio 4.8. AFI 11.
Case POB: 2004 ectopic R lap salpingotomy. 2005 FT NSVD of 6lb female. No complications. PGyn: no cysts/ fibroids/ STIs/ abnlpaps. 12/reg/5. PMH: spina bifida occulta, chronic lower back pain PSH: R lap salpingotomy Meds: PNV, Reglan, Zofran All: NKDA PE: BP 132/40 max 170/102 (Hydralazine 5mg IVP given) HR 74 T36.6 Abd: +fundal tenderness FHT: absent Toco: irritability SVE: 1/80/-2 BSUS: Absent fetal heart activity. Breech presentation. Minimal fluid.
A/P: Labs: 23 yo G3P1011 @ 32w1d with IUGR fetus, now with IUFD and elevated BPs. • IUGR, DIC- Unclear etiology, history and PE c/w abruption. Admit to L&D for IOL. • Preeclampsia/ HELLP syndrome
Delivery 2/17/09 6:15am • Pt c/o pain. Female infant found to be delivered with approx 1000cc blood clot on bed. No FH/FM. Cord clamped x 2 and cut. Placenta promptly delivered spontaneously- 3v, intact. Fundus firm. Pitocin 20U in D5LR bolused and 1000mg cytotec given. No lacerations. Pt declined seeing fetus. Upon examination of fetus, no gross abnormalities- appeared SGA with small placenta. • BP 151/100 151/83. MgSO4 bolus given.
IUFD • Stillbirth = fetal death ≥ 20 weeks • Incidence in U.S. 0.4-0.9% • Etiology: • Unexplained 25-60%: depending on classification system • IUGR: risk of IUFD in IUGR is 5-7x greater • Abruption: occurs in 10-20% of stillbirths (vs. 1%) • Infection • Chromosomal and genetic abnormalities: single gene defects, confined placental mosaicism, microdeletionswith normal amnio • Congenital malformations: 15-20% Abd wall defects, NTDs, Potter syndrome, achondrogenesis, amniotic band syndrome • Fetomaternal hemorrhage • Umbilical cord complications: nuchal cord, knot • Hydropsfetalis
IUFD • Risk Factors • Pregravid obesity • Socioeconomic factors • Race: black women 2x higher risk, even with adequate PNC • AMA • Multiple gestation • Smoking • Maternal medical disorders: DM, HTN, SLE, renal dz, thrombophilia, cardiac dz, thyroid dz, etc. • Previous IUFD and SGA
Management • Fetal karyotyping: • Amniocentesis more likely to yield viable cells prior to delivery • Fetal blood/ skin • Placental pathology • Laboratory work-up: KB, CBC, Chem, Utox, TFTs, thrombophilia, lupus anticoagulant, anticardiolipin • Induction vs. spontaneous labor (80-90% w/i 2 wks) • Vaginal misoprostol +/- oxytocin • Coagulopathy • Caused by gradual release of thromboplastin from placenta, usually after 4 weeks
Counseling • Giving bad news: straightforward, empathetic, without blame • Kubler-Ross stages of grief: denial, anger, bargaining, depression, acceptance • Induction after 24 hours vs. within 6 hours associated with increased risk for anxiety? • Contact with stillborn • Autopsy option • Fetal remains • Postpartum care: before and after discharge
Counseling • Increased risk for depression, anxiety, PTSD, decreased maternal-fetal attachment • In one study of 65 mothers of stillbirths, less incidence of adverse outcomes in mothers who did not have contact with the stillborn. • Recently bereaved women at higher risk for depression and anxiety in subsequent pregnancy. • Increased risk for subsequent stillbirth and complications including preeclampsia, abruption, preterm delivery, low birth weight
References • JAMA 2001 Jun 20;285(23):2978. • Am J Obstet Gynecol 2005 Dec;193(6):1923. • Hughes P, et al. Assessment of guidelines for good practice in psychosocial care of mothers after stillbirth: a cohort study. Lancet 2002 July;360:114-8. • Stillbirth as risk factor for depression and anxiety in the subsequent pregnancy: cohort study. BMJ 1999 Jun 26;318(7200):1721. • Stillbirth as risk factor for depression and anxiety in the subsequent pregnancy: cohort study. Hughes PM; Turton P; Evans. BMJ 1999 Jun 26;318(7200):1721-4. • Dynamed: Fetal death, 2009 Feb