A comparison study of diascopic Q-switched laser therapy in tattoo removal

A comparison study of single, repeated and diascopic Q-switched laser therapy in tattoo removal in patients who referred to Razi Hospital

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20180223038834N1

Enrollment

Registered

2018-04-13

Start date

2017-03-21

Completion date

Unknown

Last updated

2018-05-21

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

Conditions

Tattoo pigmentation. Other specified disorders of pigmentation

Interventions

Intervention group: The tattooed lesion is divided into three parts. A 1/3 of the tattooed skin is treated with single Q-switched laser radiation in each session. The other 1/3 is received two laser r

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: candidates for tattoo removal using Q-switched laser radiation

Exclusion criteria

Exclusion criteria: Colorful or faded tattoo Scars in the tattooed skin or area immediately surrounding it Unstable mental status Active infection Pregnancy or lactation History of an uncontrolled serious disorder

Design outcomes

Primary

Measure	Time frame
The fading of the tattooed lesion. Timepoint: 18 weeks. Method of measurement: Percentage of tattoo fading in close-up photographs taken before and after initiation of the interventions.	—

Secondary

Measure	Time frame
Side-effects. Timepoint: 18 weeks. Method of measurement: History and physical examination.	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDarya Khosravi

Tehran University of Medical Sciences

dkhosravi@razi.tums.ac.ir+98 21 5561 8989

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026