Successful Treatment of Caesarean Scar Pregnancies by Local Treatment Only

Background. Caesarean scar pregnancy (CSP) is a rare ectopic pregnancy associated with life-threatening complications. To date, no therapeutic protocols have been established. Sono-guided local methotrexate (MTX) injection is a relatively easy and low-invasive treatment. Additional systemic MTX is s...

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Main Authors: Shinji Tanigaki, Chie Nagata, Kazunori Ueno, Nobuaki Ozawa, Shinichi Nagaoka, Kei Tanaka, Haruhiko Sago, Mitsutoshi Iwashita
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Obstetrics and Gynecology International
Online Access:http://dx.doi.org/10.1155/2017/9543570
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author Shinji Tanigaki
Chie Nagata
Kazunori Ueno
Nobuaki Ozawa
Shinichi Nagaoka
Kei Tanaka
Haruhiko Sago
Mitsutoshi Iwashita
author_facet Shinji Tanigaki
Chie Nagata
Kazunori Ueno
Nobuaki Ozawa
Shinichi Nagaoka
Kei Tanaka
Haruhiko Sago
Mitsutoshi Iwashita
author_sort Shinji Tanigaki
collection DOAJ
description Background. Caesarean scar pregnancy (CSP) is a rare ectopic pregnancy associated with life-threatening complications. To date, no therapeutic protocols have been established. Sono-guided local methotrexate (MTX) injection is a relatively easy and low-invasive treatment. Additional systemic MTX is sometimes needed for CSP cases, especially when β-subunit human chorionic gonadotropin (β-hCG) levels are >20,000 mIU/ml at diagnosis. We report on six cases of CSP treated with local MTX injection, five of which received combined local treatment. Methods. Under intravenous anesthesia, six CSPs including a case with β-hCG levels >20,000 mIU/ml received MTX injection to the gestational sac. Five cases received gestational sac aspiration. Three cases had additional local potassium chloride injection and one case had a saline injection aiming at the fetal heart beat concurrent with MTX injection. MTX was administered weekly if β-hCG levels stayed beyond the expected values. Outcomes. All cases achieved β-hCG normalization without additional systemic MTX, with one case having a successful pregnancy after treatment. Conclusion. Sono-guided local MTX injection with concurrent local treatment might be a potentially effective approach for CSP cases. The accumulation of further cases is necessary to confirm this.
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series Obstetrics and Gynecology International
spelling doaj-art-f6656235c0e74e40ad0e10efcce8a2762025-02-03T01:02:08ZengWileyObstetrics and Gynecology International1687-95891687-95972017-01-01201710.1155/2017/95435709543570Successful Treatment of Caesarean Scar Pregnancies by Local Treatment OnlyShinji Tanigaki0Chie Nagata1Kazunori Ueno2Nobuaki Ozawa3Shinichi Nagaoka4Kei Tanaka5Haruhiko Sago6Mitsutoshi Iwashita7Center for Maternal-Fetal, Neonatal and Reproductive Medicine, National Center for Child Health and Development, Tokyo, JapanDepartment of Education for Clinical Research, National Center for Child Health and Development, Tokyo, JapanDepartment of Obstetrics and Gynecology, Kawasaki Municipal Hospital, Kawasaki, JapanCenter for Maternal-Fetal, Neonatal and Reproductive Medicine, National Center for Child Health and Development, Tokyo, JapanDepartment of Obstetrics and Gynecology, Kyorin University School of Medicine, Tokyo, JapanDepartment of Obstetrics and Gynecology, Kyorin University School of Medicine, Tokyo, JapanCenter for Maternal-Fetal, Neonatal and Reproductive Medicine, National Center for Child Health and Development, Tokyo, JapanDepartment of Obstetrics and Gynecology, Kyorin University School of Medicine, Tokyo, JapanBackground. Caesarean scar pregnancy (CSP) is a rare ectopic pregnancy associated with life-threatening complications. To date, no therapeutic protocols have been established. Sono-guided local methotrexate (MTX) injection is a relatively easy and low-invasive treatment. Additional systemic MTX is sometimes needed for CSP cases, especially when β-subunit human chorionic gonadotropin (β-hCG) levels are >20,000 mIU/ml at diagnosis. We report on six cases of CSP treated with local MTX injection, five of which received combined local treatment. Methods. Under intravenous anesthesia, six CSPs including a case with β-hCG levels >20,000 mIU/ml received MTX injection to the gestational sac. Five cases received gestational sac aspiration. Three cases had additional local potassium chloride injection and one case had a saline injection aiming at the fetal heart beat concurrent with MTX injection. MTX was administered weekly if β-hCG levels stayed beyond the expected values. Outcomes. All cases achieved β-hCG normalization without additional systemic MTX, with one case having a successful pregnancy after treatment. Conclusion. Sono-guided local MTX injection with concurrent local treatment might be a potentially effective approach for CSP cases. The accumulation of further cases is necessary to confirm this.http://dx.doi.org/10.1155/2017/9543570
spellingShingle Shinji Tanigaki
Chie Nagata
Kazunori Ueno
Nobuaki Ozawa
Shinichi Nagaoka
Kei Tanaka
Haruhiko Sago
Mitsutoshi Iwashita
Successful Treatment of Caesarean Scar Pregnancies by Local Treatment Only
Obstetrics and Gynecology International
title Successful Treatment of Caesarean Scar Pregnancies by Local Treatment Only
title_full Successful Treatment of Caesarean Scar Pregnancies by Local Treatment Only
title_fullStr Successful Treatment of Caesarean Scar Pregnancies by Local Treatment Only
title_full_unstemmed Successful Treatment of Caesarean Scar Pregnancies by Local Treatment Only
title_short Successful Treatment of Caesarean Scar Pregnancies by Local Treatment Only
title_sort successful treatment of caesarean scar pregnancies by local treatment only
url http://dx.doi.org/10.1155/2017/9543570
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