Dynamic Imaging of the Subtalar Instability (IDIS)

Central Hospital, Nancy, France

Status: Completed

Conditions: Subtalar Instability; Subtalar Arthritis

Treatments: Other: Dynamic CT of the ankle

Study type: Interventional

Funder types: Other

Identifiers

NCT02887131

PSS 2011/IDIS-LUX/NK

Details and patient eligibility

About

The purpose of this study is to describe normal dynamic computed tomography anatomy of hind foot in inversion/eversion movement, and to define diagnostic criteria for subtalar instability.

Full description

Dynamic CT (Aquilion One Toshiba) of the ankle during inversion and eversion movement will be performed in patients from three groups: healthy volunteers, patients with subtalar arthritis, and patients with suspicion of subtalar instability.

Enrollment: 60 patients

Sex: All

Ages: 18+ years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Group Instability: suspicion of subtalar instability
• Group Arhtritis: subtalar stiffness
• Group Healthy volunteers: healthy volunteers
• conscious and cooperating
• written consent obtained after oral and written clear and intelligible information
• no pregnancy

Exclusion criteria

• pregnancy
• unable to understand information about this study
• unable to understand the movement of inversion / eversion of ankle
• absence of affiliation to social security

Trial design

Primary purpose: Diagnostic

Allocation: Non-Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

---

60 participants in 3 patient groups

Healthy volunteers

Experimental group

Treatment:

Other: Dynamic CT of the ankle

Arthritis

Experimental group

Treatment:

Other: Dynamic CT of the ankle

Instability

Experimental group

Treatment:

Other: Dynamic CT of the ankle