Intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma, complicated by idiopathic thrombocytopenic purpura: A case report

Intramural pregnancy (IMP) is an extremely rare form of ectopic pregnancy (EP), typically associated with previous uterine trauma, adenomyosis, or assisted reproductive technology (ART), such as embryo transfer (ET). Despite its potentially life-threatening nature, the absence of definitive preopera...

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Main Authors: Koyo Yamamoto, Tsuyoshi Takiuchi, Kengo Kiso, Saki Ishii, Satoshi Nakagawa, Yasuto Kinose, Michiko Kodama, Yutaka Ueda, Kenjiro Sawada, Takahiro Tsuboyama, Tadashi Kimura
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Language:English
Published: Elsevier 2025-03-01
Series:Case Reports in Women's Health
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Online Access:http://www.sciencedirect.com/science/article/pii/S2214911225000050
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author Koyo Yamamoto
Tsuyoshi Takiuchi
Kengo Kiso
Saki Ishii
Satoshi Nakagawa
Yasuto Kinose
Michiko Kodama
Yutaka Ueda
Kenjiro Sawada
Takahiro Tsuboyama
Tadashi Kimura
author_facet Koyo Yamamoto
Tsuyoshi Takiuchi
Kengo Kiso
Saki Ishii
Satoshi Nakagawa
Yasuto Kinose
Michiko Kodama
Yutaka Ueda
Kenjiro Sawada
Takahiro Tsuboyama
Tadashi Kimura
author_sort Koyo Yamamoto
collection DOAJ
description Intramural pregnancy (IMP) is an extremely rare form of ectopic pregnancy (EP), typically associated with previous uterine trauma, adenomyosis, or assisted reproductive technology (ART), such as embryo transfer (ET). Despite its potentially life-threatening nature, the absence of definitive preoperative diagnostic criteria for IMP complicates its early detection and management, especially in patients without known risk factors. Additionally, management becomes more challenging when there is an elevated risk of hemorrhage. We report the case of a 34-year-old nulligravid woman referred to a tertiary hospital with suspected EP and bilateral ovarian endometriomas following intrauterine insemination. The patient had no history of uterine trauma or ET. Blood tests and ultrasonography supported the diagnosis of EP, and computed tomography suggested peritoneal pregnancy. Upon further investigation, the patient was diagnosed with idiopathic thrombocytopenic purpura, presenting with a platelet count of 30,000/μL. Due to the associated risk of hemorrhage, we proceeded with emergency exploratory laparoscopy after platelet transfusion. Intraoperatively, when an IMP was identified, the procedure was rapidly converted to laparotomy owing to bleeding risk associated with idiopathic thrombocytopenic purpura. The gestational sac covered with the uterine serosa was dissected, and the uterine defect was repaired to preserve fertility. The blood loss was 320 mL. The patient's postoperative recovery was uneventful, and histopathological examination confirmed the diagnosis of IMP. The patient later resumed ART and successfully achieved term pregnancy, leading to a normal vaginal delivery 3 years after the initial surgery. Early diagnosis and appropriate management of IMP are critical to prevent severe intraperitoneal bleeding, while preserving future fertility.
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spelling doaj-art-ce81dd7cb4af4db1b60f6836d881d88a2025-01-12T05:25:00ZengElsevierCase Reports in Women's Health2214-91122025-03-0145e00684Intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma, complicated by idiopathic thrombocytopenic purpura: A case reportKoyo Yamamoto0Tsuyoshi Takiuchi1Kengo Kiso2Saki Ishii3Satoshi Nakagawa4Yasuto Kinose5Michiko Kodama6Yutaka Ueda7Kenjiro Sawada8Takahiro Tsuboyama9Tadashi Kimura10Department of Obstetrics and Gynecology, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, JapanDepartment of Obstetrics and Gynecology, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, Japan; Department of Clinical Genomics, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, Japan; Corresponding author at: Department of Obstetrics and Gynecology, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, Japan.Department of Radiology, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, JapanDepartment of Obstetrics and Gynecology, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, JapanDepartment of Obstetrics and Gynecology, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, JapanDepartment of Obstetrics and Gynecology, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, JapanDepartment of Obstetrics and Gynecology, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, JapanDepartment of Obstetrics and Gynecology, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, JapanDepartment of Obstetrics and Gynecology, Graduate School of Medicine, The University of Osaka, 2-2, Yamadaoka, Suita, Osaka 565-0871, JapanDepartment of Radiology, Kobe University, 7-5-2, Kusunoki-cho, Chuo-ku, Kobe, Hyogo 650-0017, JapanSakai City Medical Center, 1-1-1, Ebaraji-cho, Nishi-ku, Sakai, Osaka 593-8304, JapanIntramural pregnancy (IMP) is an extremely rare form of ectopic pregnancy (EP), typically associated with previous uterine trauma, adenomyosis, or assisted reproductive technology (ART), such as embryo transfer (ET). Despite its potentially life-threatening nature, the absence of definitive preoperative diagnostic criteria for IMP complicates its early detection and management, especially in patients without known risk factors. Additionally, management becomes more challenging when there is an elevated risk of hemorrhage. We report the case of a 34-year-old nulligravid woman referred to a tertiary hospital with suspected EP and bilateral ovarian endometriomas following intrauterine insemination. The patient had no history of uterine trauma or ET. Blood tests and ultrasonography supported the diagnosis of EP, and computed tomography suggested peritoneal pregnancy. Upon further investigation, the patient was diagnosed with idiopathic thrombocytopenic purpura, presenting with a platelet count of 30,000/μL. Due to the associated risk of hemorrhage, we proceeded with emergency exploratory laparoscopy after platelet transfusion. Intraoperatively, when an IMP was identified, the procedure was rapidly converted to laparotomy owing to bleeding risk associated with idiopathic thrombocytopenic purpura. The gestational sac covered with the uterine serosa was dissected, and the uterine defect was repaired to preserve fertility. The blood loss was 320 mL. The patient's postoperative recovery was uneventful, and histopathological examination confirmed the diagnosis of IMP. The patient later resumed ART and successfully achieved term pregnancy, leading to a normal vaginal delivery 3 years after the initial surgery. Early diagnosis and appropriate management of IMP are critical to prevent severe intraperitoneal bleeding, while preserving future fertility.http://www.sciencedirect.com/science/article/pii/S2214911225000050Intramural pregnancyEctopic pregnancyIntrauterine insemination
spellingShingle Koyo Yamamoto
Tsuyoshi Takiuchi
Kengo Kiso
Saki Ishii
Satoshi Nakagawa
Yasuto Kinose
Michiko Kodama
Yutaka Ueda
Kenjiro Sawada
Takahiro Tsuboyama
Tadashi Kimura
Intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma, complicated by idiopathic thrombocytopenic purpura: A case report
Case Reports in Women's Health
Intramural pregnancy
Ectopic pregnancy
Intrauterine insemination
title Intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma, complicated by idiopathic thrombocytopenic purpura: A case report
title_full Intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma, complicated by idiopathic thrombocytopenic purpura: A case report
title_fullStr Intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma, complicated by idiopathic thrombocytopenic purpura: A case report
title_full_unstemmed Intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma, complicated by idiopathic thrombocytopenic purpura: A case report
title_short Intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma, complicated by idiopathic thrombocytopenic purpura: A case report
title_sort intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma complicated by idiopathic thrombocytopenic purpura a case report
topic Intramural pregnancy
Ectopic pregnancy
Intrauterine insemination
url http://www.sciencedirect.com/science/article/pii/S2214911225000050
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