Detection of excretory Entamoeba histolytica DNA in the urine, and detection of E. histolytica DNA and lectin antigen in the liver abscess pus for the diagnosis of amoebic liver abscess
2007

Detecting E. histolytica DNA in Urine for Diagnosing Amoebic Liver Abscess

Sample size: 139 publication Evidence: high

Author Information

Author(s): Parija Subhash C, Khairnar Krishna

Primary Institution: Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), Puducherry, India

Hypothesis

Can urine be used as a non-invasive specimen for the diagnosis of amoebic liver abscess by detecting E. histolytica DNA?

Conclusion

The study shows that E. histolytica DNA can be detected in urine, providing a new non-invasive method for diagnosing amoebic liver abscess.

Supporting Evidence

  • E. histolytica DNA was detected in 80.4% of liver abscess pus specimens.
  • The PCR detected E. histolytica DNA in 39.6% of urine specimens from ALA patients.
  • Detection of E. histolytica DNA in urine can be used as a prognostic marker during therapy.

Takeaway

Doctors can now check for a germ that causes liver problems by looking at urine instead of doing more painful tests.

Methodology

Nested multiplex PCR was used to detect E. histolytica DNA in urine and liver abscess pus specimens.

Limitations

The study did not evaluate the detection of E. histolytica DNA in serum specimens.

Participant Demographics

139 patients provisionally diagnosed as ALA and 43 controls, with a mix of prior treatment histories.

Statistical Information

P-Value

0.003

Confidence Interval

95% CI = 4.55 to 35.86

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2180-7-41

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