Actively Recruiting

Age: 20Years - 75Years
All Genders
Healthy Volunteers
ID07365696

Fatigue and Cognitive Dysfunction Due to Synaptopathy or Graft Versus Host Disease in the Brain

Led by Karolinska University Hospital · Updated on 2026-01-26

30

Participants Needed

1

Research Sites

52 weeks

Total Duration

On this page

Sponsors

K

Karolinska University Hospital

Lead Sponsor

K

Karolinska Institutet

Collaborating Sponsor

AI-Summary

What this Trial Is About

Researchers are studying fatigue and cognitive dysfunction in patients who have undergone allogenic stem cell transplantation. The study focuses on understanding how inflammation affects brain synaptic density and glial cell activation, which may contribute to mental fatigue and cognitive problems. This observational research is conducted at Karolinska University Hospital and includes patients both with and without these symptoms. Participants will have access to advanced PET imaging, with two PET scans performed as part of the research. Liquor samples are also collected for detailed immunological and radio-morphological studies. These procedures help explore the underlying causes of fatigue and cognitive dysfunction after transplantation. During the study, patients are regularly followed up at the outpatient clinic. Researchers will systematically measure fatigue and cognitive impairment using international standards. The main outcome is to investigate the role of inflammation in brain changes linked to these symptoms. The study runs from 2024 to 2027, with ongoing monitoring and data collection.

CONDITIONS

Brief Title

Fatigue and Cognitive Dysfunction Due to Synaptopathy or Graft Versus Host (GVH) Disease in the Brain.

Who Can Participate

Age: 20Years - 75Years
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • PET images available retrospectively
Not Eligible

You will not qualify if you...

History of severe allergic reactions to study medication Currently pregnant or breastfeeding Recent participation in another clinical trial within the last 30 days Presence of uncontrolled medical conditions that could affect safety

AI-Screening

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

Diagnostic Evaluation

Duration - Time of imaging assessments

Participants undergo two advanced PET investigations to assess inflammation and synaptic density related to fatigue and cognitive dysfunction.

2 visits (in-person)

Trial Site Locations

Total: 1 location

1

Ksenia Boriskina

Stockholm, Sweden, 14186

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How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

2

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