Actively Recruiting
Bleeding of Unknown Cause: a Swiss Case-control Study
Led by University Hospital, Geneva · Updated on 2026-04-29
400
Participants Needed
7
Research Sites
208 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
The goal of this prospective cohort is to identified specific biological patterns in patients with a bleeding of unknown cause and to study the specific mechanisms of the bleeding disorder for each subset of patients.
CONDITIONS
Official Title
Bleeding of Unknown Cause: a Swiss Case-control Study
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Men with an ISTH BAT score greater than 3, including at least two other positive bleeding items if surgical bleeding is counted
- Women with an ISTH BAT score greater than 5, including at least two other positive bleeding items if surgical or postpartum bleeding is counted
- Participants aged between 16 and 65 years
You will not qualify if you...
- Ongoing pregnancy
- Use of antithrombotic or non-steroidal anti-inflammatory drugs within 10 days before blood collection
- Use of antifibrinolytic agents or blood products within 14 days before blood collection
- Active cancer diagnosed within the last five years or treated within the last two years
- Active autoimmune disease
- Active chronic inflammatory disease
- Severe liver disease (cirrhosis greater than Child A)
- Stage 3 renal insufficiency
- Active or recent infection within the last 30 days
- Hospitalization within the last 3 months
- Surgery within the last 3 months
- Trauma requiring medical intervention within the last 3 months
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 7 locations
1
Ospedale Regionale di Bellinzona
Bellinzona, Switzerland
Actively Recruiting
2
Inselspital - Universitätsspital Bern
Bern, Switzerland
Actively Recruiting
3
University Hospital
Geneva, Switzerland
Actively Recruiting
4
Centre Hospitalier Universitaire Vaudois
Lausanne, Switzerland
Actively Recruiting
5
Gruppo Ospedaliero Moncucco
Lugano, Switzerland
Actively Recruiting
6
Kantonsspital St.Gallen
Sankt Gallen, Switzerland
Actively Recruiting
7
USZ - Universitätsspital Zürich
Zurich, Switzerland
Actively Recruiting
Research Team
A
Alessandro Casini
CONTACT
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
Not the Right Trial for You?
Explore thousands of other clinical trials that might be a better match.
Sign up to get personalized trial recommendations delivered to your inbox.
Already have an account? Log in here