Strongyloides stercoralis hyperinfection syndrome mimicking pseudomembranous enteritis, complicated by Escherichia coli bacteremia and Pneumocystis jirovecii pneumonia in a patient after immunosuppressive therapy: a case report

Abstract Background Strongyloidiasis, caused by Strongyloides stercoralis (S. stercoralis), is endemic worldwide, especially in countries with warm and humid climates. Strongyloides stercoralis hyperinfection syndrome (SHS) is an extremely serious manifestation of strongyloidiasis, which results fro...

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Main Authors: De-Han Cai, Jun Wang, Xiao-Lin Fang
Format: Article
Language:English
Published: BMC 2022-09-01
Series:BMC Infectious Diseases
Subjects:
Online Access:https://doi.org/10.1186/s12879-022-07670-2
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author De-Han Cai
Jun Wang
Xiao-Lin Fang
author_facet De-Han Cai
Jun Wang
Xiao-Lin Fang
author_sort De-Han Cai
collection DOAJ
description Abstract Background Strongyloidiasis, caused by Strongyloides stercoralis (S. stercoralis), is endemic worldwide, especially in countries with warm and humid climates. Strongyloides stercoralis hyperinfection syndrome (SHS) is an extremely serious manifestation of strongyloidiasis, which results from an acute exacerbation of auto-infection and is often fatal. Case presentation We present a case of SHS mimicking pseudomembranous enteritis with a final definitive diagnosis of a triple infection including S. stercoralis, Escherchia coli (E. coli) and Pneumocytis jirovecii (P. jirovecii) that occurred in a microscopic polyangiitis (MPA) patient after immunosuppressive therapy. SHS, together with E. coli bacteremia and Pneumocytis jirovecii pneumonia (PJP) in the same patient, is rare in clinical practice, which is first reported worldwide, to our knowledge. After the diagnosis was confirmed, the treatment protocol was quickly adjusted; however, the patient’s life could not be saved. Conclusion This case reminds us of the necessity to consider strongyloidiasis as a differential diagnosis in immunocompromised populations who live in or have visited to S. stercoralis endemic areas, especially patients with suspected pseudomembranous enteritis, even if stool examination, serological tests, and eosinophilia are negative. For this group, it is advisable to complete the relevant endoscopy and/or PCR as soon as possible. The fundamental solution to prevent this catastrophic outcome is to implement effective preventive measures at multiple levels, including physicians, patients, and relevant authorities.
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spelling doaj.art-97c2caecf9af4cacb989b164ea7b38132022-12-22T04:25:52ZengBMCBMC Infectious Diseases1471-23342022-09-012211610.1186/s12879-022-07670-2Strongyloides stercoralis hyperinfection syndrome mimicking pseudomembranous enteritis, complicated by Escherichia coli bacteremia and Pneumocystis jirovecii pneumonia in a patient after immunosuppressive therapy: a case reportDe-Han Cai0Jun Wang1Xiao-Lin Fang2Nephrology Department in Jiangxi Provincial People’s Hospital Affiliated to Nanchang Medical CollegeDepartment II of Respiratory and Critical Care in Jiangxi Provincial People’s Hospital Affiliated to Nanchang Medical CollegeDepartment II of Respiratory and Critical Care in Jiangxi Provincial People’s Hospital Affiliated to Nanchang Medical CollegeAbstract Background Strongyloidiasis, caused by Strongyloides stercoralis (S. stercoralis), is endemic worldwide, especially in countries with warm and humid climates. Strongyloides stercoralis hyperinfection syndrome (SHS) is an extremely serious manifestation of strongyloidiasis, which results from an acute exacerbation of auto-infection and is often fatal. Case presentation We present a case of SHS mimicking pseudomembranous enteritis with a final definitive diagnosis of a triple infection including S. stercoralis, Escherchia coli (E. coli) and Pneumocytis jirovecii (P. jirovecii) that occurred in a microscopic polyangiitis (MPA) patient after immunosuppressive therapy. SHS, together with E. coli bacteremia and Pneumocytis jirovecii pneumonia (PJP) in the same patient, is rare in clinical practice, which is first reported worldwide, to our knowledge. After the diagnosis was confirmed, the treatment protocol was quickly adjusted; however, the patient’s life could not be saved. Conclusion This case reminds us of the necessity to consider strongyloidiasis as a differential diagnosis in immunocompromised populations who live in or have visited to S. stercoralis endemic areas, especially patients with suspected pseudomembranous enteritis, even if stool examination, serological tests, and eosinophilia are negative. For this group, it is advisable to complete the relevant endoscopy and/or PCR as soon as possible. The fundamental solution to prevent this catastrophic outcome is to implement effective preventive measures at multiple levels, including physicians, patients, and relevant authorities.https://doi.org/10.1186/s12879-022-07670-2Strongyloides stercoralis hyperinfection syndromePseudomembranous enteritisClostridioides difficile infectionEscherichia coliPneumocystis jiroveciiCorticosteroids
spellingShingle De-Han Cai
Jun Wang
Xiao-Lin Fang
Strongyloides stercoralis hyperinfection syndrome mimicking pseudomembranous enteritis, complicated by Escherichia coli bacteremia and Pneumocystis jirovecii pneumonia in a patient after immunosuppressive therapy: a case report
BMC Infectious Diseases
Strongyloides stercoralis hyperinfection syndrome
Pseudomembranous enteritis
Clostridioides difficile infection
Escherichia coli
Pneumocystis jirovecii
Corticosteroids
title Strongyloides stercoralis hyperinfection syndrome mimicking pseudomembranous enteritis, complicated by Escherichia coli bacteremia and Pneumocystis jirovecii pneumonia in a patient after immunosuppressive therapy: a case report
title_full Strongyloides stercoralis hyperinfection syndrome mimicking pseudomembranous enteritis, complicated by Escherichia coli bacteremia and Pneumocystis jirovecii pneumonia in a patient after immunosuppressive therapy: a case report
title_fullStr Strongyloides stercoralis hyperinfection syndrome mimicking pseudomembranous enteritis, complicated by Escherichia coli bacteremia and Pneumocystis jirovecii pneumonia in a patient after immunosuppressive therapy: a case report
title_full_unstemmed Strongyloides stercoralis hyperinfection syndrome mimicking pseudomembranous enteritis, complicated by Escherichia coli bacteremia and Pneumocystis jirovecii pneumonia in a patient after immunosuppressive therapy: a case report
title_short Strongyloides stercoralis hyperinfection syndrome mimicking pseudomembranous enteritis, complicated by Escherichia coli bacteremia and Pneumocystis jirovecii pneumonia in a patient after immunosuppressive therapy: a case report
title_sort strongyloides stercoralis hyperinfection syndrome mimicking pseudomembranous enteritis complicated by escherichia coli bacteremia and pneumocystis jirovecii pneumonia in a patient after immunosuppressive therapy a case report
topic Strongyloides stercoralis hyperinfection syndrome
Pseudomembranous enteritis
Clostridioides difficile infection
Escherichia coli
Pneumocystis jirovecii
Corticosteroids
url https://doi.org/10.1186/s12879-022-07670-2
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