Anisakiasis and intestinal endometriosis: under-recognized conditions in the differential diagnosis of acute abdomen

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AI-generated summary by claude@2026-06, 2026-06-08

This report details a complex case of intestinal obstruction progressing to perforation, highlighting the diagnostic challenge posed by rare conditions like intestinal endometriosis and anisakiasis.

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AI-generated deep summary by claude@2026-06, 2026-06-08 · read from full text

This letter to the editor discusses anisakiasis and intestinal endometriosis as rare causes of acute abdomen, particularly intestinal obstruction that can progress to perforation, and reports a case of a patient whose obstruction advanced to perforation with a complex differential diagnosis. The key finding is that the surgical specimen had unexpected histology, reflecting how difficult it can be to diagnose intestinal endometriosis or intestinal anisakiasis preoperatively. The main limitation is that the evidence presented is limited to a single case report/letter, without broader systematic evaluation or generalizable diagnostic performance. Relevance to endometriosis: the paper focuses on intestinal endometriosis occurring in the differential diagnosis of acute abdomen and highlights unexpected histology from a surgical specimen, though its main emphasis is on comparing this rare entity with anisakiasis as under-recognized causes of intestinal obstruction and perforation.

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Abstract

Anisakiasis and endometriosis is rare cause of intestinal obstruction and even perforation, the latter being extremely rare. We report the case of a patient with intestinal obstruction that progress to perforation and whose differential diagnosis is complex. The interest in this clinical case lies in the unexpected histology of the surgical specimen after the intervention of the patient, because the intestinal endometriosis as intestinal anisakiasis are rare entities that make diagnosis difficult.
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Abstract

Anisakiasis and endometriosis is rare cause of intestinal obstruction and even perforation, the latter being extremely rare. We report the case of a patient with intestinal obstruction that progress to perforation and whose differential diagnosis is complex. The interest in this clinical case lies in the unexpected histology of the surgical specimen after the intervention of the patient, because the intestinal endometriosis as intestinal anisakiasis are rare entities that make diagnosis difficult. New comment Comments No comments for this article

References

(1) Lopez-Serrano MC, Gomez AA, Daschner A, et al. Gastroallergic anisakiasis: findings in 22 patients. J Gastroenterol Hepatol 2000 May; 15(5):503-506. (2) Takamitsu Sasaki, Daisuke Fukumori, Hisanobu Matsumoto, et al. Small Bowel Obstruction caused by Anisakis of the small intestine: Report of a case. Surg today (2003) 33:123-125. (3) Olveira A, Sanchez Rancano S, Conde Gacho P, et al. Gastrointestinal anisakiasis. Seven cases in three months. Rev Esp Enferm Dig 1999 Jan; 91(1):70-72. (4) MaCafee CH, Greer HL. Intestinal endometriosis. A report of 29 cases and a survey of the literature. J Obstet Gynecol Br Emp 1960 Aug; 67:539-555. Related articles Letter Phytobezoar-induced intestinal obstruction relieved via enteroscopy DOI: 10.17235/reed.2024.10976/2024 Letter Clinical-histological correlation of various symptoms in the diagnosis of pediatric Crohn's disease DOI: 10.17235/reed.2024.10861/2024 Letter Eosinophilic gastroenteritis-induced intestinal obstruction DOI: 10.17235/reed.2024.10759/2024 Letter Small bowel obstruction — A rare complication after endoscopic transcecal appendectomy DOI: 10.17235/reed.2024.10474/2024 Letter DOI: 10.17235/reed.2023.10124/2023 Digestive Diseases Image Colocolic intussusception by lipoma in the transverse colon. A cause of intestinal obstruction DOI: 10.17235/reed.2023.9690/2023 Letter DOI: 10.17235/reed.2023.9689/2023 Letter Unusual presentation of jejunal adenocarcinoma and ovarian metastasis DOI: 10.17235/reed.2023.9658/2023 Digestive Diseases Image Submucosal infiltrate of Anisakis larvae. A rare cause of intestinal obstruction DOI: 10.17235/reed.2023.9582/2023 Letter Intestinal obstruction secondary to Brunner’s glands hyperplasia DOI: 10.17235/reed.2023.9538/2023 Letter DOI: 10.17235/reed.2023.9394/2022 Digestive Diseases Image Persistence of the omphalomesenteric duct: another cause of acute abdomen DOI: 10.17235/reed.2022.9221/2022 Letter DOI: 10.17235/reed.2022.8905/2022 Digestive Diseases Image DOI: 10.17235/reed.2022.8729/2022 Letter Ileal endometriosis in a patient with Crohn’s disease: a diagnostic challenge DOI: 10.17235/reed.2021.8187/2021 Digestive Diseases Image Abdominal cocoon sign: an unusual cause of intestinal obstruction DOI: 10.17235/reed.2021.8057/2021 Letter DOI: 10.17235/reed.2020.7656/2020 Editorial DOI: 10.17235/reed.2020.7112/2020 Letter DOI: 10.17235/reed.2020.6908/2020 Letter Pneumatosis cystoides intestinalis: a rare cause of acute abdomen DOI: 10.17235/reed.2020.6906/2020 Original Closure of colonic deep mural injury and perforation with endoclips DOI: 10.17235/reed.2020.6880/2020 Letter Laparoscopic management of a small bowel obstruction caused by an endometriotic focus DOI: 10.17235/reed.2019.6220/2019 Letter Aganglionic megacolon in the adult. Urgent and surprising cause of intestinal occlusion DOI: 10.17235/reed.2019.5922/2018 Letter A foreign body in the small bowel: a rare entity of acute abdomen DOI: 10.17235/reed.2018.5783/2018 Special Article DOI: 10.17235/reed.2018.5255/2017 Letter to the Editor Hemorrhage and intestinal obstruction secondary to a Meckel’s diverticulum: a case report DOI: 10.17235/reed.2017.5219/2017 Letter to the Editor Ileocecal endometriosis as an infrequent cause of intussusception DOI: 10.17235/reed.2017.5183/2017 Original DOI: 10.17235/reed.2018.5077/2017 Digestive Diseases Image Case Report Enteral feeding via jejunostomy as a cause of intestinal perforation and necrosis DOI: 10.17235/reed.2017.4305/2016 Digestive Diseases Image Letter to the Editor Primary omental torsion as presentation of acute abdomen. Case report DOI: 10.17235/reed.2015.3850/2015 Case Report Hirschsprung disease with debut in adult age as acute intestinal obstruction: case report DOI: 10.17235/reed.2016.3841/2015 Letter to the Editor DOI: 10.17235/reed.2015.3832/2015 Letter to the Editor Granulomatous appendicitis as an uncommon cause of abdominal pain. Description of a case DOI: 10.17235/reed.2015.3763/2015 Citation tools Sánchez Justicia C, Granero Peiró L, Arabe Paredes J. Anisakiasis and intestinal endometriosis: under-recognized conditions in the differential diagnosis of acute abdomen . 4393/2016 Download the citation for this article by clicking on one of the following citation managers: Metrics Publication history Received: 18/04/2016 Accepted: 27/05/2016 Online First: 22/12/2016 Published: 03/01/2017 Article revision time: 37 days Article Online First time: 248 days Article editing time: 260 days Share This article hasn't been rated yet. Reader rating: Valora este artículo: Submit a manuscript Journal info Articles Submit a manuscript Journal info Articles Submit a manuscript The Spanish Journal of Gastroenterology is the official organ of the Sociedad Española de Patología Digestiva, the Sociedad Española de Endoscopia Digestiva and the Asociación Española de Ecografía Digestiva Cookie policy Privacy Policy Legal Notice © Copyright 2026 y Creative Commons. The Spanish Journal of Gastroenterology

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Condition tags

endometriosis

MeSH descriptors

Abdomen, Acute Anisakiasis Endometriosis Intestinal Diseases Abdomen, Acute Abdomen, Acute Abdomen, Acute Adult Anisakiasis Anisakiasis Anisakiasis Diagnosis, Differential Endometriosis Endometriosis Endometriosis Female Humans Intestinal Diseases Intestinal Diseases Intestinal Diseases

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