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However, gastroenteritis caused by <jats:italic>Aeromonas<\/jats:italic> spp. are rare and the clinical relevance of <jats:italic>Aeromonas<\/jats:italic> species in stool specimens is still under debate.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Case presentation<\/jats:title>\n                <jats:p>Our case concerns a 32-year-old woman who presented at hospital with a worsening watery diarrhea and fever requiring intensive care. A cholera-like illness was diagnosed. The patient had a past history of an anti-Hu syndrome with a myenteric ganglionitis. A molecular multiplex RT-PCR (QIAstat-Dx Gastrointestinal Panel, QIAGEN) covering a broad spectrum of diverse gastrointestinal pathogens performed directly from the stool was negative but the stool culture revealed growth of <jats:italic>A. hydrophila<\/jats:italic>. Further investigations of the <jats:italic>A. hydrophila<\/jats:italic> strain in cell cultures revealed the presence of a cytotoxic enterotoxin.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusions<\/jats:title>\n                <jats:p>Although <jats:italic>A. hydrophila<\/jats:italic> rarely causes gastroenteritis, <jats:italic>Aeromonas<\/jats:italic> spp. should be considered as a causative agent of severe gastroenteritis with a cholera-like presentation. This case highlights the need to perform culture methods from stool samples when PCR-based methods are negative and gastrointestinal infection is suspected.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1186\/s12879-021-06784-3","type":"journal-article","created":{"date-parts":[[2021,10,24]],"date-time":"2021-10-24T17:02:13Z","timestamp":1635094933000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":21,"title":["A rare case of severe gastroenteritis caused by Aeromonas hydrophila after colectomy in a patient with anti-Hu syndrome: a case report"],"prefix":"10.1186","volume":"21","author":[{"given":"Michael","family":"Greiner","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alexia","family":"Anagnostopoulos","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Daniel","family":"Pohl","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Reinhard","family":"Zbinden","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8328-7614","authenticated-orcid":false,"given":"Andrea","family":"Zbinden","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2021,10,24]]},"reference":[{"issue":"6","key":"6784_CR1","doi-asserted-by":"publisher","first-page":"2348","DOI":"10.1128\/JCM.41.6.2348-2357.2003","volume":"41","author":"SL Abbott","year":"2003","unstructured":"Abbott SL, Cheung WK, Janda JM. 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