rheumatoid arthritis and other diseases which can cause wrist or finger joint symptoms
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients who can give written consent and fulfill either of the followings 1. 2010 ACR/EULAR RA classification criteria 2. connecitve tissue diseases other than rheumatoid arthritis 3. osteoarthritis, crystal-induced arthritis, complex regional pain syndrome 4. a patient suspected of having any of the above-mentioned diseases 5. healthy volunteers
Exclusion criteria
Exclusion criteria: 1. contraindication of ICG (history of hypersensitive reaction to ICG or iodines) 2. pregnant or breastfeeding 3. a patient considered to be inappropriate for the study by the attending physician
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| 1. signal intensity (semi-quantitative evaluation of the signal area in each joint region) and distribution of each joint 2. signal intensity and distribution outside the joint regions | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Intra- and inter-disease comparison of Rheumascan findings at the enrollement and 3-6 months later. 2. relationship between rheumascan finidings and the diagnosis 3-6 months later in cases of undetermined diagnosis at the enrollment 3. relationship between Rheumascan findings and radiographic and ultrasonographic findings 4. safety of ICG administration in all cases | — |
Countries
Japan
Contacts
Tokyo Medical and Dental University Department of Lifetime Clinical Immunology