Anomalous vertebral and posterior communicating arteries as a risk factor in cervical instrumentation surgery

Anomalous vertebral and posterior communicating arteries as a risk factor in cervical instrumentation surgery - Anomalous VA and Posterior Circle of Willis

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000017465

Enrollment

Registered

2015-05-08

Start date

2010-08-04

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

cervical spinal disorders

Interventions

Three-dimensional computed tomographic angiography

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: cervical spinal disorders

Exclusion criteria

Exclusion criteria: allergic to the contrast medium,decline in renal function

Design outcomes

Primary

Measure	Time frame
Three-dimensional computed tomographic angiography was used to analyze anatomical VA and CoW variations. Perioperative and postoperative complications were recorded.	—

Countries

Japan

Contacts

Public ContactHideki Sudo

Hokkaido University Hospital Department of Orthopaedic Surgery

hidekisudo@yahoo.co.jp011-706-5934

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026