Präoperative Fehldiagnose einer Saktosalpinx rechts mit intraoperativem Nachweis einer „low-grade“ muzinösen Appendixneoplasie (LAMN, Appendixmukozele) bei sekundärer Sterilität und Endometriose

Andreas D. Ebert, Johannes Dreyer, Anne Zynda
In: Gynäkologische Endokrinologie · 2024 · vol. 22(1) , pp. 82–85 · doi:10.1007/s10304-023-00547-w · W4390674088
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⚙ AI-generated summary by claude@2026-06+body, 2026-06-10 ⓘ

This case report describes a misdiagnosis of right hydrosalpinx, with intraoperative findings revealing a low-grade mucinous appendix neoplasm (LAMN) in a patient with secondary infertility and endometriosis.

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The paper is a case report describing a preoperative misdiagnosis of a right-sided hydrosalpinx (sactosalpinx) on the basis of symptoms and imaging in a patient evaluated for secondary infertility with endometriosis. Intraoperatively, the authors found an appendiceal low-grade mucinous neoplasm (LAMN) / appendiceal mucocele instead of tubal pathology. The main limitation is that, as a single case report, it cannot establish diagnostic accuracy or generalizable frequency estimates for this kind of misclassification. Relevance to endometriosis: the patient had endometriosis in the clinical context, and the report specifically addresses how pathology unrelated to endometriosis (appendiceal LAMN presenting as an adnexal mass) can be confused with pelvic disease like hydrosalpinx.

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Literatur Ahmed N, Vimplis S, Deo N (2017) A mucocele of the appendix seen as an adnexal mass on ultrasound scan. J Obstet Gynaecol 37:116–117 Bartlett C, Manoharan M, Jackson A (2007) Mucocele oft he appendix—a diagnostic dilemma: a case report. J Med Case Reports. https://doi.org/10.1186/1752-1947-1-183 Dincel O, Göksu M, Türk BA, Pehlivanoğlu B, İşler S (2018) Incidental findings in routine histopathological examination of appendectomy specimens; retrospective analysis of 1970 patients. Indian J Surg 80:48–53 Khan A, AlSubaie RS, Saleh AAA (2023) Mucocele of the appendix: a case report an review of literature. Cureus. https://doi.org/10.7759/cureus.40168 Köhler F, Matthes N, Rosenfeldt M, Kunzmann V, Germer C‑T, Wiegering A (2023) Neoplasien der appendix. Dtsch Ärztebl 120:519–525 Misdraji J, Yantiss RK, Graeme-Cook FM, Balis UJ, Young RH (2003) Appendiceal mucinous neoplasms: a clinicopathologic analysis of 107 cases. Am J Surg Pathol 27:1089–1103 Pantiora EV, Massaras D, Koutalas J, Bagiasta A, Kontis EA, Fragulidis GP (2018) Low-grade appendiceal mucinous neoplasm presenting as adnexal mass: a case report. Cureus 10(11):e3568 Saad EA, Elsamani EY, AbdElrahim WE, Elsiddig KE, Khalil EAG (2018) Surgical treatment of mucocele of the appendix: a systematic review and case report. J Surg Case Rep. https://doi.org/10.1093/jscr/rjy102 (2018) Solis-Pazmino P, Cedillo C, Avila A, Saldanha LH, Doncatto V, Hamaoui M (2023) The diagnostic dilemma: giant mucocele oft he appendix—challenging conventional thinking. J Surg Case Rep 4:1–3 Toffaha A, Ansari WE, Aleter A (2020) What you see might not what you get: discrepancies between intraoperative findings and preoperative diagnosis of ovarian tumors. Appendicular mucocele presenting as an adnexal mass. Case report and review of literature. Int J Surg Case Rep 75:543–549 Valasek MA, Pai RK (2018) An update on the diagnosis, grading, and staging of appendiceal mucinous neoplasms. Adv Anat Pathol 25:38–60 Author information Authors and Affiliations Corresponding author Ethics declarations Interessenkonflikt A.D. Ebert, J. Dreyer und A. Zynda geben an, dass kein Interessenkonflikt besteht. Für diesen Beitrag wurden von den Autor/-innen keine Studien an Menschen oder Tieren durchgeführt. Für die aufgeführten Studien gelten die jeweils dort angegebenen ethischen Richtlinien. Für Bildmaterial oder anderweitige Angaben innerhalb des Manuskripts, über die Patient/-innen zu identifizieren sind, liegt von ihnen und/oder ihren gesetzlichen Vertretern/Vertreterinnen eine schriftliche Einwilligung vor. Additional information Redaktion Ricardo Felberbaum, Kempten Ariane Germeyer, Heidelberg Hinweis des Verlags Der Verlag bleibt in Hinblick auf geografische Zuordnungen und Gebietsbezeichnungen in veröffentlichten Karten und Institutsadressen neutral. QR-Code scannen & Beitrag online lesen Rights and permissions About this article Cite this article Ebert, A.D., Dreyer, J. & Zynda, A. Präoperative Fehldiagnose einer Saktosalpinx rechts mit intraoperativem Nachweis einer „low-grade“ muzinösen Appendixneoplasie (LAMN, Appendixmukozele) bei sekundärer Sterilität und Endometriose. Gynäkologische Endokrinologie 22, 82–85 (2024). https://doi.org/10.1007/s10304-023-00547-w Accepted: Published: Version of record: Issue date: DOI: https://doi.org/10.1007/s10304-023-00547-w

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