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NCT Number: NCT07487116

Phenotypic and Genotypic Detection of Colistin Resistance

* Evaluation of the disk elution test as reliable routine method for detection of colistin resistant among multidrug resistant gram-negative bacteria compared with broth microdilution. * Molecular detection of colistin resistant in multidrug-resistant gram-negative bacteria.

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Key information

Conditions

Patients With Multi Drug Resistant Gram-negative Bacteria Colistin Resistance in Bacteria

Sex eligibility

All sexes

Study type

Observational

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

-Multidrug-resistant gram-negative isolates will be collected from clinical specimens (blood, urine, sputum, wound swabs, etc.) obtained from hospitalized patients in Assiut University Hospitals.

Exclusion criteria

  • gram-positive bacteria
  • carbapenem-sensitive gram-negative bacteria
  • repeated sample for same patient or different samples from the same patient

Treatment and study plan

disk elution test

Diagnostic Test
  • Identification of microorganism using conventional methods or Vitek 2 compact system.
  • Anti biotic susceptibility test using conventional methods or Vitek 2 compact system.
  • For MDR gram negative bacteria: disc elution test and colistin broth microdilution

Primary outcomes

  1. Evaluation of the disk elution test for detection of colistin resistant among multidrug resistant gram-negative bacteria compared with broth microdilution. And Molecular detection of colistin resistant in multidrug-resistant gram-negative bacteria by PCR

    Time frame: start from 2026 up to 2029

Study contacts

Contact information is provided by the study sponsor or research team.

christen william, Master's degree in clinic path

CONTACT

[email protected]

+201283938578

Sponsors and collaborators

Lead sponsor

Assiut University

Other

Registry information

Official study title

Phenotypic and Genotypic Detection of Colistin Resistance Among Multi Drug Resistant Gram-negative Bacteria in Assiut University Hospital

Important dates

Study start
2026
Primary completion
2029
Study completion
2029
First posted
Mar 23, 2026
Registry last updated
Mar 23, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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