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Table 5 Clinical data of fourteen patients with special site HP treated with surgery

From: Clinical analysis of 50 patients with heterotopic pregnancy after ovulation induction or embryo transfer

Case Fertilization way (embryo type and number if ET) Gestational age (days after ET or intercourse) Clinical symptoms Presentation and outcome of IUP Extrauterine pregnancy presentation Bilateral fallopian tubes EP site + treatment
37 IVF-ET (fresh 2) 28 Vaginal bleeding 24 days CRL 0.3 cm, heart beaten Right adnexal mass 2 cm CRL 0.2 cm without heart beaten Right salpingectomy and left ligament for EP Tubal stumps + laparotomy tubal stumps resection
38 IVF-ET (frozen 2) 18 Vaginal bleeding 12 days Yolk sac without embryonic pole → live birth Left adnexal mass 7 cm, yolk sac without embryonic pole Left isthmus ligament Tubal stumps + laparotomy tubal stumps and part cornual resection
39 IVF-ET (fresh 2) 57 Vaginal bleeding 3 days CRL 3.7 cm, heart beaten Left cornual CRL 3.2 cm with heart beaten (3 weeks later) Bilateral tubal unobstructed by HSG, history of pelvic surgery Interstitial + laparotomy salpingectomy and part cornual resection
40 IVF-ET (frozen 3) 26 Abdominal pain 3 day CRL 0.2 cm, heart beaten Left adnexal mass 4 cm Bilateral salpingectomy for EP posterior uterine + laparotomy mass removal, abdominal haematocele 1400 ml
41 IVF-ET (unknown) > 70 Abdominal pain and vaginal bleeding 12 + days CRL 4.7 cm, heart beaten Left fundus mass 5 cm Left tubal hydrosalpinx Interstitial + laparotomy salpingectomy and cornual resection
42 IVF-ET (fresh 2) 46 Vaginal bleeding and abdominal distension 6 days CRL 0.3 cm, live birth→missed abortion Right adnexal mass 4 cm, CRL1.8 cm without heart beaten Bilateral salpingectomy Cornual EP ruption + laparotomy cornual removal,abdominal haematocele 2000 ml
43 IVF-ET (unknown) 22 Vaginal bleeding 11 days and abdominal pain 3 days Abortion Mass behind uterus 9 cm Bilateral unobstructed by laparoscope Abdominal gestation + laparotomy mass removal
44 IVF-ET (frozen 3) 39 Asymptomatic, routine ultrasound test found CRL 0.4 cm without heart beaten → missed abortion Right cornual mass 2.5 cm Right salpingectomy for EP and left salpingostomy for hydrosalpinx Interstitial + laparoscopy part cornual resection and local MTX 20 mg
45 Ovulation induction + spontaneous > 63 Asymptomatic, routine ultrasound test found CRL 2.6 cm, heart beaten Right interstitial portion mass 5 cm CRL 2.4 cm, with heart beaten Left tubal obstructed and right tubal unobstructed by HSG Interstitial + laparotomy salpingectomy and part cornual resection
46 IVF-ET (frozen 2) 32 Asymptomatic, routine ultrasound test found CRL 0.6 cm, heart beaten Left cornual CRL 0.7 cm with heart beaten Left salpingectomy and right tubal repair surgery Interstitial + laparotomy part cornual resection
47 IVF-ET (frozen 2) 35 Asymptomatic, routine ultrasound test found CRL 1.2 cm, heart beaten Right cornual CRL 0.7 cm with heart beaten Right salpingectomy and cornual resection both for EP Cornual–interstitial EP + laparotomy salpingostomy
48 IVF-ET (fresh 2) 36 Asymptomatic, routine ultrasound test found CRL 1.1 cm, heart beaten Right cornual CRL 1.1 cm with heart beaten Bilateral salpingectomy Cornual ruption + laparotomy cornual resection
49 IVF-ET (frozen 3) 38 Asymptomatic, routine ultrasound test found CRL 1.2 cm, heart beaten Right adnexal mass 3 cm Bilateral tubal obstructed by HSG Interstitial + laparotomy salpingectomy and cornual resection
50 Ovulation induction + spontaneous 30 Nausea and vomiting CRL 3.1, 3.2, 4.4 and 1.9 cm all with heart beaten Right adnexal mass 3 cm Ovulation induction for PCOS and bilateral tubal unobstructed by HSG Isthmic EP ruption + laparotomy salpingectomy, abdominal haematocele 2000 ml