Table 3 Mode of treatment for interstitial pregnancy
Mode of treatment | Number | Success (%) | Size of sac, mm (range) | Fetal pole evident n (%) CRL, range | Fetal cardiac activity evident n (%) | Initial hCG range (IU/L) | Secondary treatment / complications | |
|---|---|---|---|---|---|---|---|---|
Success | Failed | |||||||
Expectant | 14 | 13 (92.9%) | 4–33 | 2 (14.3%) 4-6 mm | 0 (0%) | 307–51869 | 416 | 1 case – IM MTX for static hCG |
Intramuscular MTX | 3 | 3 (100%) | 5–30 | 0 (0%) | 0 (0%) | 3485–5605 | / | / |
Intralesional MTX | 30 | 22 (73.3%) | 6–78 | 15 (50.0%) 2-12 mm | 11 (36.7%) | 2094–80805 | 9416–79,548 | 3 cases – 2nd dose intralesional MTX for rising hCG / persistent FH 1 case – laparoscopic cornual resection for rising hCG and abdominal pain 1 case – IM MTX for static hCG 2 cases – laparotomy for shock 1 case – laparoscopy for abd pain |
Transvaginal aspiration of ectopic sac with KCl injection | 1 | 1 (100%) | 2.4 | 1 (100%) 7 mm | 0 (0%) | n/a (heterotopic pregnancy) | / | / |
Salpingotomy | 12 | 11 (91.7%) | 15–58 | 4 (33.3%) 6-23 mm | 3 (25.0%) | 331–37,721 | 9473 | 1 case—IM MTX for residual ectopic pregnancy |
Salpingectomy / Cornual resection | 26 | 25 (96.2%) | 10–33 | 8 (30.8%) 3-60 mm | 6 (23.1%) | 541–38,584 | 12,348 | 1 case – IM MTX for static hCG |
Further management in private | 1 | Unknown | / | / | / | Unknown | Unknown | / |