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Laser therapy and Cryosurgery in the treatment of Gingival Physiologic Hyperpigmentation

A Comparison of 940 nm Diode Laser and Cryosurgery with Liquid Nitrogen in the Treatment of Gingival Physiologic Hyperpigmentation using Split Mouth Technique

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20160408027277N1
Enrollment
15
Registered
2018-10-06
Start date
2015-03-01
Completion date
Unknown
Last updated
2018-11-05

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

Conditions

Physiologic Gingival Hyperpigmentation.

Interventions

Intervention 1: Intervention group 1: 940 nm Diode Laser, EpicTM 10 diode type with wavelength of 940±10 nm, operating maximum power output of 10W, 0.01 ms to 20 s pulse duration, contact continuous m

Sponsors

Arak University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
17 Years to 35 Years

Inclusion criteria

Inclusion criteria: Physiologic Gingival Hyperpigmentaion

Exclusion criteria

Exclusion criteria: Amalgam tattoo Oral melanotic macule Malignant melanoma Drug-induced melanosis Smoker's melanosis Melanosis associated with systemic and genetic diseases Hemochromatosis Graphite tattoo Decorative tattoos Pigmentation due to pharmaceutical and heavy metals Pregnancy-related pigmentation

Design outcomes

Secondary

MeasureTime frame
Post-operative pain. Timepoint: On the day of treatment. Method of measurement: Questionnaire.;Duration of Gingival healing. Timepoint: Before treatment, 3, 7, 10, 14,17 and 21 days post-operatively. Method of measurement: Observation.;Pigmentation recurrence. Timepoint: 1, 3, 6, 12 months after the treatment. Method of measurement: Observation.;Patient satisfaction. Timepoint: one year after treatment. Method of measurement: questionnaire.

Primary

MeasureTime frame
Physiologic Gingival Pigmentation Index. Timepoint: Before treatment, 3, 7, 10, 17, 21 days and 1, 3, 6, 12 months post-operatively. Method of measurement: Observation.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactDr. Mohammad Keivan

Arak University of Medical Sciences

keivan57@gmail.com+98 86 3272 4522

Outcome results

None listed

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