Investigating brain sugar levels in patients with severe brain injury

Microdialysis and Jugular Bulb Glucose Profiles During Hyperglycaemic Clamping in Patients with Severe Acute Brain Injury

Not applicable Interventional Rigshospitalet, Denmark · NCT06393049

This study is testing how blood sugar levels affect brain sugar levels in patients with severe brain injuries to better understand their metabolism and treatment needs.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment14 (estimated)
Ages18 Years and up
SexAll
SponsorRigshospitalet, Denmark Academic / other
Locations2 sites (Copenhagen and 1 other locations)
Trial IDNCT06393049 on ClinicalTrials.gov

What this trial studies

This study examines the relationship between blood sugar levels and brain sugar levels in patients suffering from severe acute brain injury. Using multimodal neuromonitoring, researchers will measure glucose levels in both arterial and venous blood, as well as in brain tissue through microdialysis. The goal is to develop a mathematical model that describes how the brain absorbs sugar, which could enhance understanding of metabolic processes in critically ill patients. This research aims to clarify the interaction between systemic and cerebral glucose levels during hyperglycaemic clamping.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18 and older who are admitted to the neuro-ICU with multimodal neuromonitoring.

Not a fit: Patients with known diabetes mellitus upon admission may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could improve the management of glucose levels in patients with acute brain injuries, potentially leading to better outcomes.

How similar studies have performed: While the approach of using multimodal neuromonitoring is common, the specific investigation of glucose dynamics in this context is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age ≥ 18 years.
* Admission to the neuro-ICU at Rigshospitalet.
* Multimodal neuromonitoring

Exclusion Criteria:

* Closest relative does not understand written and spoken Danish or English.
* Patients with known diabetes mellitus upon admission.

Where this trial is running

Copenhagen and 1 other locations

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 Acute Brain InjuryAcute brain injuryIntensive careNeurointensive careAnaesthesiologyMultimodal neuromonitoringGlucoseHyperglycaemic clamp
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.