Evaluating mNGS Technology for Diagnosing Pulmonary Infections in Diabetic Patients

A Multicenter Clinical Study on Diagnosis Value of mNGS Technology Among Diabetic Patients With Pulmonary Infections

Observational Ruijin Hospital · NCT05552872

This study is testing a new way to diagnose lung infections in people with diabetes to see how it compares to standard methods and to understand their treatment needs better.

Quick facts

Study typeObservational
Enrollment300 (estimated)
Ages18 Years and up
SexAll
SponsorRuijin Hospital Academic / other
Locations1 site (Shanghai, Shanghai)
Trial IDNCT05552872 on ClinicalTrials.gov

What this trial studies

This observational study focuses on patients with diabetes who have pulmonary infections, aiming to identify the epidemiology and treatment status of these conditions. It employs a cross-sectional multicenter approach where participants undergo clinical questionnaires, laboratory examinations, and treatment monitoring. Both routine clinical pathogen culture and metagenomic next-generation sequencing (mNGS) are utilized for pathogen detection. The study also includes a nested case-control analysis comparing pneumonia patients with and without diabetes to explore differences in the immune response and etiologic spectrum.

Who should consider this trial

Good fit: Ideal candidates for this study are adults over 18 years old diagnosed with pulmonary infections and diabetes.

Not a fit: Patients who do not have a confirmed diagnosis of pulmonary infection or those who are unable to comply with follow-up may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could enhance the diagnostic accuracy for pulmonary infections in diabetic patients, potentially reducing mortality rates.

How similar studies have performed: While similar studies have explored the use of mNGS in infectious diseases, this specific application in diabetic patients with pulmonary infections is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Diagnosis by pathogen examination: positive
* Diagnosis through X-ray or CT: characteristic features of pulmonary infection
* Age older than 18 years

Exclusion Criteria:

* Irregular follow-up and lost follow-up
* Withdraw from the study for any reason

Where this trial is running

Shanghai, Shanghai

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Diabetes MellitusPulmonary InfectionmNGShost immune response
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.