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Table 1 Characteristics and pregnancy outcomes of the patients diagnosed with heterotopic interstitial pregnancy (n = 17)

From: Management and obstetric outcomes of 17 heterotopic interstitial pregnancies

No. Age (years) Gravidity/parity Risk factors Gestational age (week + days) Symptoms Interstitial gestation Treatment Pregnancy Outcome
1 30 5/0 IVF-ET 6 Asymptomatic Fetal cardiac activity Explo-left cornual resection + suction evacuation NA
2 25 1/0 IVF-ET, LSC-RS, LTL 6 Vaginal bleeding Fetal cardiac activity Same as above NA
3 34 4/0 IVF-ET, LSC-RS, LTL (Ectopic pregnacy) 6 + 2 Abdominal pain Yolk sac (20*23*19 mm) LSC-right cornual resection + suction evacuation NAa
4 28 2/0 IVF-ET, LSC-RS (Ectopic pregnancy) 6 Asymptomatic Fetal cardiac activity LSC-right cornual resection CS at 35 + 4 weeks due to preterm labor, female, 2305 g
5 28 1/0 IVF-ET, LSC-BS 7 + 6 Asymptomatic Fetal cardiac activity Explo-right cornual resection CS at 38 weeks, male, 3540 g
6 27 2/0 IVF-ET, LSC-BS 6 Abdominal pain Yolk sac (16*19*16 mm) LSC-left cornual resection CS at 38 + 1 weeks, male, 3020 g
7 35 3/0 IVF-ET, LSC-LS (Ectopic pregnancy) 8 Asymptomatic Yolk sac (21*22*23 mm) LSC-left cornual resection CS at 38 + 2 weeks, male, 2980 g
8 30 3/0 IVF-ET, LSC-RS (Ectopic pregnancy) 7 + 5 Vaginal bleeding Yolk sac (17*16*16 mm) LSC-left cornual resection CS at 38 + 4 weeks, male, 3480 g
9 32 1/0 IVF-ET 12 Vaginal bleeding Yolk sac (41*38*43 mm) LSC-right cornual resection CS at 39 weeks, female,3100 g
10 29 3/0 IVF-ET 6 + 5 Asymptomatic Fetal cardiac activity LSC-right cornual resection CS at 39 + 1 weeks, female,3460 g
11 24 1/0 IVF-ET, LSC-RS, Pelvic adhesiolysis 6 + 5 Asymptomatic Fetal cardiac activity cornual embryo reduction CS at 38 weeks, male, 2670 g
12 28 3/0 IVF-ET, LSC-BS (Ectopic pregnacy) 6 + 1 Abdominal pain Fetal cardiac activity cornual embryo reduction CS at 38 + 5 weeks, female, 2800 g
13 26 1/0 IVF-ET 6 + 3 Asymptomatic Fetal cardiac activity cornual embryo reduction CS at 39 weeks, female, 2730 g
14 33 2/0 IVF-ET, LSC 7 Asymptomatic Fetal cardiac activity cornual embryo reduction CS at 39 + 2 weeks, male, 3020 g
15 33 3/0 IVF-ET, LSC-RS (Ectopic pregnancy) 6 Vaginal bleeding Yolk sac (8*9*9 mm) Conservative Missed miscarriage at 8 weeks
16 34 3/0 IVF-ET, LSC-BS 14 Asymptomatic Yolk sac (25*23*23 mm) Conservative CS at 38 + 2 weeks, female, 2940 g
17 27 1/0 IVF-ET, H-LSC 6 + 4 Abdominal pain Yolk sac (20*19*19 mm) Conservative VD at 35 + 6 weeks due to PROM, male, 2230gb
  1. LSC laparoscopy, LTL left tubal ligation, LSC-RS laparoscopic right salpingectomy, LSC-BS laparoscopic bilateral salpingectomy, H-LSC hystero-laparoscopy, LSC-LS laparoscopic left salpingectomy, Explo- exploratory, NA not available, PROM premature rupture of membrane
  2. aThe woman conceived again by ART procedure; and it was confirmed to be normal intrauterine gestation of 15 weeks in the telephone follow-up study
  3. bShe refused emergency cesarean section but attempted vaginal delivery because the cervix was 3 cm wide when seeing the doctor