Diagnostic Accuracy of Optimized Diffusion-Weighted Imaging for Detecting Anterior Ischemic Optic Neuropathy

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT04451265

Acronym

DACODAC

Enrollment

250

Registered

2020-06-30

Start date

2022-10-26

Completion date

2028-03-31

Last updated

2026-01-05

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

Conditions

Neuro-Ophthalmology

Brief summary

The patient presents to the ophthalmological emergencies and / or to the internal medicine department. NOIA clinical discovery Patient referred in radiology for brain and visual MRI. The two sequences added by the research (8 minutes) will be added to that of the treatment.

Interventions

OTHERMRI

Diffusion sequence (8 minutes long) added to the initial MRI

Study design

Observational model

CASE_ONLY

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

18 Years to No maximum

Inclusion criteria

* Patient over 18 years old * Patient with suspected NOIA, evoked after clinical examination by a specialized ophthalmologist * For which a brain and visual MRI is planned * Express consent to participate in the study * Affiliate or beneficiary of a Social Security scheme

Exclusion criteria

* Contraindication to MRI (electrical device, metallic foreign body, claustrophobia) * Patient benefiting from a legal protection measure * Pregnant or breastfeeding woman

Design outcomes

Primary

Measure	Time frame
Study the sensitivity of the High resolution Diffusion sequence in the detection of NOIA, evaluated by a DWI hypersignal and an ADC hyposignal of the optic nerve	basline

Countries

France

Contacts

Primary ContactAmelie YAVCHITZ

ayavchitz@for.paris0148036431

Backup Contactsidney krystal

skrystal@for.paris0148036401

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026