Clinical trial Recruiting at 1 site Observational Ages 18 and up

Investigating the link between influenza and invasive pulmonary aspergillosis

Official title: Unraveling the Pathogenesis of Influenza-associated Aspergillosis: a Single-center, Prospective Cohort Pilot Study

Run by Universitaire Ziekenhuizen KU Leuven · NCT03748069 · Data updated 2026-11-12

This study looks at how having the flu affects patients with severe pneumonia in the ICU and whether it leads to more serious lung infections.

More Invasive Pulmonary Aspergillosis trials

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment45 (estimated)
SponsorUniversitaire Ziekenhuizen KU Leuven
Academic / other
Locations1 site (Leuven)
StatusRecruiting
StartedJanuary 18, 2019
Main results expectedApril 2027
Study endsApril 2027
Registry record updatedNovember 17, 2025
Trial IDNCT03748069 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are adults aged 18 and older admitted to the ICU with respiratory distress due to microbiologically confirmed influenza or community-acquired pneumonia.

Probably not a fit

Patients under 18 years old, pregnant women, or those unable to provide informed consent will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational trial aims to explore the immunological and pathological characteristics of patients with severe community-acquired pneumonia in the ICU, comparing those with influenza to those without. The study will include all consecutive patients aged 18 or older who are admitted to the ICU with respiratory distress and a microbiologically confirmed diagnosis of either influenza or non-influenza pneumonia. The findings will be correlated with the occurrence of secondary invasive pulmonary aspergillosis infections, providing insights into the impact of influenza on pneumonia outcomes.

Why it matters

Potential benefit: If successful, this study could enhance understanding of the relationship between influenza and secondary infections, potentially improving treatment strategies for affected patients.

How similar studies have gone: While this study focuses on a specific correlation, similar investigations into the effects of viral infections on secondary bacterial or fungal infections have shown promising results.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* All patients older than 18 years, admitted to ICU with respiratory distress with microbiologically confirmed diagnosis of influenza (for inclusion in the influenza group)
* All patients older than 18 years, admitted to ICU for respiratory distress due to community- acquired pneumonia , with a microbiologically confirmed absence of influenza (for inclusion in the control group)

Exclusion Criteria:

* Age \< 18 years old
* Pregnant women
* No informed consent

Where it's running

  • Universitaire Ziekenhuizen Leuven
    Leuven, Belgium
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.