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Table 1 Therapies for intramyometrial pregnancies

From: Spontaneous intramyometrial pregnancy mimicking an intramural myoma: a diagnostic challenge

 

Number of patients

Past history

Diagnosis

Treatment

Outcome

Ginsburg et al. [5]

1

Adenomyosis

16 week pregnancy with hemoperitoneum and suspected uterine rupture

Laparotomic hysterectomy

Katano et al. [12]

1

1 D/C for a partial mole

US and MRI: GS with 22-mm CRL + FHB (−)

Laparoscopy: MTX injection into the GS + 2 US-guided injections of MTX

HCG (−) on 19th POD, HSG: pooling of contrast medium in the region of intramyometrial pregnancy

Bernstein et al. [10]

1

1 D/C + 1 spontaneous abortion

Transabdominal US: GS with a yolk sac

Spontaneous HCG (−) on 10th POD, HSG: small endometrial polyp with a moderately arcuate uterus

Diagnostic laparoscopy

Lee et al. [15]

1

Right adnexectomy for torsion

US: GS with CRL and yolk sac

Laparotomic enucleation

Ko et al. [3]

1

5 D/C (last D/C 4 weeks before)

US and MRI: GS in the posterior wall

Alternating IM MTX and leucovorin for 8 days

HCG (−) after 8 weeks

Park et al. [4]

1

Myomectomy by laparotomy + transfer of 3 embryos

US: GS in subserosal region of the posterior wall with CRL and yolk sac

Laparoscopy: incision, aspiration, and interrupted sutures

HCG (−) on 14th POD, subsequent pregnancy after 4 frozen embryos transferred on 92nd POD + placental invasion of the myometrium

Ong et al. [1]

1

Bilateral endometriomas and adenomyosis

US: GS + CRL 3 mm + FHB (+)

US-guided intrafetal KCl and intra-amniotic MTX injections

HCG (−) on 82nd POD

Leyder et al. [9]

1

Uterine artery embolization for symptomatic uterine fibroids + transfer of 2 embryos

US and MRI

Systemic MTX injection

Glass et al. [11]

1

Tuberous sclerosis

US and MRI: GS without CRL, failure of US-guided curettage

Laparoscopy + laparotomic enucleation due to hemoperitoneum and size of the mass

Nabeshima et al. [14]

1

Left salpingectomy for ectopic tubal pregnancy and 1 C/S

US: GS + FHB (+)

Laparoscopy: myometrial injection of vasopression + section with Harmonic® scalpel + excision of surrounding myometrium + running suture + fibrin glue

HCG (−) on 14th POD, HSG: no change compared with before pregnancy

Present study

1

Spontaneous abortion without D/C

US and MRI

Laparoscopy: CO2 laser section + no excision of myometrium + 2-layer running suture

Low HCG after first diagnostic laparoscopy, complete healing of the myometrium after second laparoscopy

Diagnostic laparoscopy

  1. D/C dilatation–curettage, US ultrasound, GS gestational sac, CRL crown-rump length, FHB fetal heartbeat, MTX methotrexate, POD postoperative day, HSG hysterosalpingography, C/S cesarean section, KCl potassium chloride