PREVENTION OF OBSTETRICAL HEMORRHAGE AND SURGICAL …
Transcript of PREVENTION OF OBSTETRICAL HEMORRHAGE AND SURGICAL …
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PREVENTION OF OBSTETRIC HEMORRHAGE
AND SURGICAL ALGORITHM
Dr. Yavuz Şimşek
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Size of the problem in global scale
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National maternal mortality Survey
21.2%
Indirect causes
10,1%
Unknown
direct causes
3.2% - Suicide
4.6%
Infections
15.7%,
others (embolic
comp., rupture etc)
1.8%
Early preg.
Comp.
18.4%
Hypertensive
Comp.
24.9%
Obstetric
hemorrhage
Size of the problem in Turkey
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Factors underlying the problem
Emergency obstetrical hemorrhage
Antepartum-intrapartum
Abruptio placenta
Plecenta previa
Vasa previa
Placental invasion abnormalities
Uterine rupture
Postpartum
Uterine atony
Birth canal lacerations
Retained placenta
Placental invasion abnormalities
Koagulopathy
Uterine rupture
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Uterine atony
• Grand Multiparity
• Prolonged induction
• Prolonged delivery
• Tocolytic use
• Partum precipitatum
• Manual removal of placenta
• Chorioamnionitis
• Epidural anesthesia
• Myoma
• Positive history
• Polyhydroamniosis, multiple pregnancy, macrosomia)
• Hypotension
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Biguzzi E et al. ,Thromb Res. 2012; Bais et al., J Obstet Gynecol Reprod Biol , 2004; Megann et al., Obstet Gynecol ;2005
Labor related factors
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Most PPH can be prevented !
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Prevention
• Community based healthcare programs
• Legislative and regulatory barriers that impede access to lifesaving
care
• Coping with anemia, smoking and grand multiparity
• Appropriate antenatal care
• Optimization of indications for C/S
• Speaical attention for risky cases
• Provision of skilled birth attendants and improved obstetric services
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Preperation
‘’The GDG also issued recommendations related to the organization of PPH care
Health facilities delivering maternity services should adopt formal protocols for
prevention and treatment of PPH and for patient referral.
The use of PPH treatment simulations for pre-service and
in-service training programmes was recommended.’’
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Prevention
• Liberal use of labor induction (OR 1.4, 95%CI 1.1–1.7)
• Routine episiotomy (OR 3.2, 95%CI 2.7–4.1)
• Kristeller maneuver (OR 4.0, 95%CI 3.5–4.7)
• Active management of third stage of labor (OR 3.9, 95%CI
2.7–4.2)
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Prevention
• Active management of third stage of labor
Inonu Üni. Tıp Fakültesi Kadın Hastalıkları ve Doğum Anabilim Dalı Doğum Salonu, Y.Simsek
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• 7 trial - 8247 women
• Reduced risks of severe maternal hemorrhage (>1000 mL: RR 0.34, 95% CI 0.14-0.87)
• Reduced risks of postpartum maternal hemoglobin <9 g/dL (RR 0.50, 95% CI 0.30-0.83)
• A significant decrease in use of therapeutic uterotonics during the third stage or within the first 24 hours (RR 0.19, 95% CI 0.15-0.23)
• Non significant decrease in length of the third stage
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Surgical algorithm
Hysterectomy
Temporizing measures
Fertility preserving techniques
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Conservative techniques
• Baloon tamponade
• Uterine artery and utero-ovarian artery ligation
• Internal iliac artery ligation
• Uterine compression sutures
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Baloon tamponade
• 57-100% success
• It may reduce bleeding and provide time to prepare for other interventions or transportation
• As balloon tamponade is the most rapid, least invasive, and least costly of other approaches, it can be considered as the first line treatment in cases those medical treatment fails
Grönvall M, Acta Obstet Gynecol Scand 2013.
Doumouchtsis SK, Obstet Gynecol Surv 2007.
Laas E, Am J Obstet Gynecol 2012
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Baloon tamponade
• Improper placement
may cause cervical laceration and decreases the efficacy
• ‘Tamponade test’
• Complications: Infection, and rupture
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Uterine artery ligation /SWUD
• First-line surgical technique
• 85-90% success
• Uterine necrosis and placental insufficiency in a subsequent pregnancy
Abdrabbo, Am J Ob Gyn, 1994
O’leary JA, J Reprod Med, 1995
O’leary JL, Am J Ob Gyn, 1966
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BLIIA
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BLIIA
• 80-92% success
• 85% decrease in pelvic vascularization
• Technically difficult
• Injury to underlying vein
• Ureteric injury
• Inadvertent ligation of external iliac artery
• Gluteal or bladder necrosis
• Future fertility
Simsek Y, 2011; Joshi JM, 2007; Yildirim Y, 2009
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Uterine compression sutures
• Only used for uterine atony
• 75-89 % success
• Uterine sandwich (baloon+ B-lynch)
B-Lynch C, 1997; Ferguson JE, 2000; Allam MS, 2005
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Uterus- midsagittal view
Simsek Y.,2014
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Simsek Y.,2014
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Uterine compression sutures
Simsek Y.,2014
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Hayman Stich (Modified B-lynch)
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Uterine compression sutures
• Relatively simple to learn
• Appears safe
• Preserves future reproductive potential
• Uterine necrosis, pyometra, synechia formation
• Fuglsang J. Later reproductive health after B-Lynch sutures: a follow-up study after 10 years' clinical use of the B-Lynch suture. Fertil Steril 2014; 101:1194.
Simsek Y.,2014
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Temporazing measures
• Uterine artery embolization
• Aortic compression
• Intraoperative selective pelvic arterial embolization
• Intraaortic balloon catheter placement
• Intraoperative cell salvage
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Which method should be the first?
• No rct
Method Success rate (%) P
Baloon tamponade 84.0 (95% CI, 77.5%-88.8%)
0.06 Arterial embolization 90.7 (95% CI:87.5-94)
Uterine compression sutures 91.7% (95% CI, 84.9%-95.5%)
BLIIA 84.6% (95% CI: 81.2%-87.5%)
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Which method should be the first?
• No rct
’’there was no high quality evidence that any
one method of management of severe
postpartum hemorrhage was better than
another’’
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Peripartum hysterectomy
Planned
• Placental invasion abnormalities
• Stage 1a2, 1b cervical cancer
• Severe puerperal infection Simsek Y.,2014
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Peripartum hysterectomy
Emergent
• Uterine atony
• Uterine rupture
• Leiomyoma excision
• Laceration of uterine vessels
Y.Simsek
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Peripartum hysterectomy
Subtotal
• Decreased blood loss
• Decreased operating time
• Fast recovery
• Higher rates of re-operation
• Higher perioperative death
Total
• More ureteric injury
• More bladder injury
• More vascular injury
• Better outcome in cases cervical injury or placenta accreata
• Wright JD, Devine P, Shah M, Gaddipati S, Lewin SN, Simpson LL, Bonanno C, Sun X, D'Alton ME, Herzog TJ. Obstet Gynecol. 2010;115(6):1187
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Complications
4967 peripartum hysterectomy:
• Transfusion (46-64 %)
• Febrile morbidity (11 to 34 %)
• Cystotomy (6 to 29 %)
• Ureteral injury (2 to 7 %)
• Reoperation (4 to 33 %)
• Oophorectomy (6 %)
• Venous thromboembolism (1 to 4 %)
• Intestinal or vascular injury (≤1 %)
• Death (0 to 4.2 %) Wright JD, Obstet Gynecol. 2010
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