Retrospective, case-control follow-up study for post-inflammatory hyperpigmentation after UVB irradiation in the heat pain assessment

Retrospective, case-control follow-up study for post-inflammatory hyperpigmentation after UVB irradiation in the heat pain assessment - PIH after UVB irradiation for heat pain assessment

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

NL-OMON

Registry ID

NL-OMON45476

Enrollment

138

Registered

2017-04-26

Start date

2017-05-05

Completion date

Unknown

Last updated

2024-02-28

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

Conditions

Post-inflammatory hyperpigmentation

Interventions

Hyperpigmentation

Pain model

Eligibility

Age

18 Years to 64 Years

Inclusion criteria

Inclusion criteria: 1. Healthy male and female subjects, who participated in one of these studies CHDR0729, CHDR1311, CHDR1422, CHDR1425, CHDR1431 or CHDR1440. 2. Able to participate and willing to give written informed consent and to comply with the study restrictions

Exclusion criteria

Exclusion criteria: 1. Legal incapacity or inability to understand or comply with the requirements of the study

Design outcomes

Primary

Measure	Time frame
Incidence of hyperpigmented lesions by * Clinical scoring * Multispectral imaging * UV photography * Cross-polarized photography Hyperpigmented lesion size and severity as determined by * Clinical assessment with caliper * Multispectral imaging * UV photography * Cross-polarized photography Changes in lesion size and severity of hyperpigmented lesions over time	—

Countries

The Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)