Re: Ectopic pregnancy

From: Bernard Cristalli (bcrist@club-internet.fr)
Sun May 24 15:28:26 1998


Efrain Ramirez MD wrote: >
> That patient could have been a good candidate for methotrexate, if the
> mass was 3cms or less, no FHR were seen and was hemodynamically stable.
> Yes, vasopressin works OK.
>
> At Sun, 24 May 1998, BNJShelton wrote:
> >
> >I would be interested to learn what other methods of conservative treatment
> >for an ectopic pregnancy in a fallopian tube are used. Other means than a
> >laparoscopic linear salpingostomy or systemic methotrexate.
> >
--

Local injection of methotrexate under US (it may be done through laparoscopy too).

Transvaginal intratubal methotrexate treatment of ectopic pregnancy. Report of 100 cases. Darai E; Benifla JL; Naouri M; Pennehouat G; Guglielmina JN; Deval B; Filippini F; Crequat J; Madelenat P Department of Obstetrics and Gynaecology, Hopital Bichat, Paris, France. Hum Reprod, 1996 Feb, 11:2, 420-4 Abstract Between November 1988 and December 1993, 100 patients with a common, unruptured ectopic pregnancy were treated with 1 mg/kg injection of intratubal methotrexate under transvaginal sonographic control. Patients were not excluded from this series on the basis of the size of the adnexal mass, the term of ectopic pregnancy or initial beta-human chorionic gonadotrophin (HCG) concentrations. Patients were excluded following uncertain diagnosis, signs of a ruptured ectopic pregnancy, or a significant haemoperitoneum on ultrasound scans. The mean age of the patients was 29.5 years (range 20-41). The mean gestational age and initial HCG concentration were 7.5 weeks (5-11) and 11,614 mIU/ml (192-105,000 respectively). Of the 100 patients, 22 (22%) had an ectopic pregnancy with active cardiac activity. Complete resolution was obtained in 78 out of these 100 ectopic pregnancies. Of these, 66 patients (85%) needed only one intratubal methotrexate injection, and 12 patients (15%) required a second i.m. methotrexate injection of 1 mg/kg. In this study, local treatment with one single intratubal methotrexate injection was successful in only 66% of patients. The mean resolution time for reduction of beta-HCG concentrations was 23.5 days (range 7-40). There was no statistically significant correlation between initial beta-HCG concentrations and outcomes after methotrexate treatment of ectopic pregnancy in our study. Where embryonal heart beats were observed, the success rate of the procedure was 40.9% (nine out of 22 cases). In the absence of cardiac activity, or when ultrasound examination showed no embryo, the success rate achieved was 84.6% (66 out of 78 cases) (P < 0.01). In all, 34 patients were considered to be incompletely cured after only one intratubal methotrexate injection: 12 patients required a second i.m. injection, a stagnation of beta-HCG concentrations was observed in 15 patients, abdominal pain occurred in six patients, and one patient suffered tubal rupture with haemoperitoneum. A total of 22 patients required secondary surgical management (salpingectomy). No biochemical or clinical side-effects of methotrexate treatment occurred. Tubal alteration ascribable to methotrexate injection occurred in one patient in our study. Out of 75 patients in this series who wished to conceive, 21 (28%) became pregnant within 1 year with the following outcomes: 11 pregnancies at term, three miscarriages, one induced abortion and six recurrent ectopic pregnancies (four occurred on the same side). Our findings suggest that treatment of common unruptured ectopic pregnancy without prior selection of patients, by a single intratubal methotrexate administration was associated with a 66% success rate. This was dependent only on the presence of embryonal heart beats and there was no correlation between the success rate and initial beta-HCG concentrations. Successful outcome after methotrexate administration for ectopic pregnancy could be perfected by way of an improved selection of patients based on inactive embryonal hearts and absence of a visualized embryo.

Alternative to surgery of treatment of unruptured interstitial pregnancy: 15 cases of medical treatment. Benifla JL; Fernandez H; Sebban E; Darai E; Frydman R; Madelenat P Department of Obstetrics and Gynecology, Hopital Bichat, Paris, France. Eur J Obstet Gynecol Reprod Biol, 1996 Dec, 70:2, 151-6 Abstract OBJECTIVE: To evaluate medical treatment of interstitial pregnancy. METHODS: This series was a retrospective study of medical treatment of interstitial pregnancies which was managed in two French Departments of Obstetrics and Gynecology (Bichat public Hospital. Paris and A. Béclère public Hospital, Clamart, France). Fifteen patients with clear evidence of an unruptured interstitial pregnancy were treated by injection of methotrexate (MTX) or potassium chloride (KCL) without surgery since January 1988. The diagnosis was established either by sonography and laparoscopic confirmation in eight cases or by only transvaginal ultrasound in seven cases. Three out of 15 cases in this series, had a heterotopic pregnancy who were treated by transvaginal ultrasound-guided injection of KCL. Others received systemic MTX injection in four cases, and local MTX injection in eight cases under either laparoscopy or transvaginal ultrasound guidance. Four different protocols of MTX (Ledertrexate) administration was performed in this series with time: at the beginning of our experience, MTX1 protocol, 15 mg i.m. daily for 5 days was used; and after MTX2 protocol, 1 mg/kg body weight i.m. daily for 4 days; MTX3 protocol, 1 mg/kg body weight intratubal associated with 1 mg/kg body weight i.m. daily for 3 days; and now MTX4 protocol, only intratubal 1 mg/kg body weight is especially used. The success was defined as declining serum human chorionic gonadotropin (hCG) to undetectable levels, and no further surgical management was required. Outcome of subsequent fertility was also evaluated. RESULTS: Complete resolution was obtained in 13 (86.6%) out of 15 interstitial pregnancies. Two out of 15 patients, with medical treatment's failure required secondary surgery. No severe side effects of medical treatment were observed. Follow-up hysterosalpingography was performed in 12 patients showing 91.7% tubal patency on the side of interstitial pregnancy. Outcome of intra-uterine pregnancy of the three patients who had heterotopic gestation, was two miscarriages and one delivery at term. Out of the other 12 patients in this series, nine became pregnant within 1 year: eight pregnancies at term, and one induced abortion. At present, among the last three patients, two have no desire to conceive. CONCLUSION: Our results suggest that unruptured interstitial pregnancies now can be managed with local MTX administration of 1 mg/kg body weight under transvaginal ultrasound or under laparoscopy procedure. This approach is particularly attractive in these patients, where the only alternative to therapy is laparotomy with cornual resection.

--
Bernard Cristalli MD CNGOF
AIHP - ACCA
Paris - France
http://www.obgyn.net/corresp/cristalli.htm




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