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NOT YET RECRUITING
NCT07439341

AGE and CALLY Index in Familial Mediterranean Fever

Sponsor: Bursa City Hospital

View on ClinicalTrials.gov

Summary

Familial Mediterranean Fever (FMF) is an autoinflammatory disease characterized by recurrent inflammatory attacks and persistent low-grade inflammation. Even during attack-free periods, subclinical inflammation may continue and contribute to long-term complications. Advanced glycation end products (AGEs) are molecules that accumulate under chronic inflammatory and oxidative stress conditions. AGEs can be measured non-invasively using skin autofluorescence (SAF). The C-reactive protein-albumin-lymphocyte (CALLY) index is a composite marker derived from routine laboratory parameters and reflects systemic inflammation and nutritional status. This observational cross-sectional study aims to evaluate the association between skin autofluorescence-measured AGE levels and the CALLY index in patients with FMF. The study will also compare AGE levels between FMF patients and age- and sex-matched healthy controls. The study does not involve any intervention, treatment assignment, or randomization. All laboratory parameters will be obtained from routine clinical evaluations, and AGE measurement will be performed using a non-invasive device.

Official title: Association Between Skin Autofluorescence-Measured Advanced Glycation End Products and the CALLY Index in Patients With Familial Mediterranean Fever: A Cross-Sectional Controlled Study

Key Details

Gender

All

Age Range

18 Years - 65 Years

Study Type

OBSERVATIONAL

Enrollment

150

Start Date

2026-02-01

Completion Date

2026-11-01

Last Updated

2026-02-27

Healthy Volunteers

Yes

Interventions

DEVICE

Skin Autofluorescence Measurement

Non-invasive measurement of advanced glycation end products (AGE) using skin autofluorescence technology. The assessment is performed once at baseline using a validated optical device applied to the volar side of the forearm. The procedure is painless, requires no blood sampling, and does not involve any therapeutic intervention or treatment assignment.