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Combined Laser Modalities for the Treatment of Macular Amyloidosis

Evaluation of the Efficacy, Safety, Satisfaction, Tolerability, and Durability of Q-Switched Nd:YAG 1064 nm Laser in Combination with co2 Laser and Each Laser Alone in the Treatment of Macular Amyloidosis in Patients Undergoing Modified Klignman’s Formula Therapy: A Randomized, Four-Arm, Split-Face, Assessor-Blinded Clinical Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20231104059946N1
Enrollment
15
Registered
2025-05-08
Start date
2024-02-15
Completion date
Unknown
Last updated
2026-02-02

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

Conditions

Macular amyloidosis. Organ-limited amyloidosis

Interventions

Intervention 1: Intervention Group: Fractional Q-Switched Laser Group (Zone 1). Intervention 2: Intervention Group: co2 Laser Group (Zone 2). Intervention 3: Intervention Group: Combined Fractional Q-

Sponsors

Iran University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: Female patients aged 18 to 50 years Confirmed diagnosis of macular amyloidosis No prior laser treatment for the condition within the last three months Absence of significant underlying medical conditions Patient compliance with treatment protocols and ability to attend all therapy sessions Non-pregnant status and no plans for pregnancy within the next six months No active infections No hypersensitivity to retinoids or their derivatives No active rheumatologic diseases (e.g., lupus)

Exclusion criteria

Exclusion criteria: Development of hypersensitivity or any adverse reaction to the treatment interventions that would preclude continuation of therapy Pregnancy or plans for pregnancy within the next 6 months Active infection Active lupus or other active rheumatologic diseases Hypersensitivity to retinoids or their derivatives Immunodeficiency disorders Patient unwillingness to continue treatment

Design outcomes

Primary

MeasureTime frame
Hyperpigmentation improvement percentage. Timepoint: Assessments were conducted at three timepoints: (1) baseline, (2) pre-second session (3 weeks later), and (3) 4 weeks after the second intervention. Method of measurement: photography- Doctor's evaluation- Patient's self-assessment.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr. Paria Jafary

Iran University of Medical Sciences

p.jafary74@gmail.com+98 21 6605 2155

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 7, 2026