Contrast-free cardiovascular magnetic resonance black-blood thrombus imaging for the precise diagnosis and prognosis of post thrombosis syndrome

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR1900024960

Enrollment

Unknown

Registered

2019-08-05

Start date

2019-08-01

Completion date

Unknown

Last updated

2019-08-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

post thrombosis syndrome

Interventions

Gold Standard:Digital Subtraction Angiography

Index test:Magnetic&#32

resonance&#32

Black&#32

Blood&#32

Thrombosis&#32

Imaging&#32

technique

Eligibility

Sex/Gender

All

Age

18 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. Patients were 18 years of age and older; 2. Patients underwent conventional invasive catheter venography with suspicious PTS; 3. Patients were capable of providing consent.

Exclusion criteria

Exclusion criteria: 1. History of acute deep vein thrombosis (DVT) and May-Thurner syndrome (MTS); 2. History of iodine agent allergy; 3. Pregnant or lactating women; 4. Patients with claustrophobia. 5. Unwilling to provide consent; 6. Enrolled in another trial.

Design outcomes

Primary

Measure	Time frame
sensitivity;specificity;Youden index;positive likelihood ratio;negative likelihood ratio;positive predictive value;negative predictive value;	—

Countries

China

Contacts

Public ContactZHANGBO CHENG

Fujian Provincial Hospital

16016331@qq.com+86 18705050526

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026