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The reseach of application of iterative reconstruction technique in low radiation dose upper limb intravascular fistula CT angiography

Application of iterative reconstruction technique in low radiation dose upper limb intravascular fistula CT angiography

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1800014264
Enrollment
Unknown
Registered
2018-01-02
Start date
2014-09-01
Completion date
Unknown
Last updated
2018-01-08

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

Conditions

upper limb intravascular fistula

Interventions

A:nothing
B:Tube current decline to 70% of group A with iterative reconstruction
C:Tube current decline to 60% of group A with iterative reconstruction
D:Tube current decline to 50% of group A with iterative reconstruction
E:Tube current decline to 40% of group A with iterative reconstruction

Sponsors

Radiology department of Sir Run Run Shaw Hospital affiliated to Zhejiang University Medical College
Lead Sponsor

Eligibility

Sex/Gender
All
Age
21 Years to 87 Years

Inclusion criteria

Inclusion criteria: Patients need upper limb intravascular fistula CT angiography after their internal arteriovenous fistula surgery

Exclusion criteria

Exclusion criteria: creatinine clearance rate=120umol/L, pregnant, iodine contrast medium allergy

Design outcomes

Primary

MeasureTime frame
SNR;CNR;Subjective overall image quality;Contrast;Sharpness;Noise;CTDIvol;CTDIvol;DLP;E;—

Countries

China

Contacts

Public ContactWang Yue

Sir Run Run Shaw Hospital affiliated to Zhejiang University Medical College

13588706926@139.com+86 13588706926

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 24, 2026