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Impact of Long Wavelength Ultraviolet (UVA) and Visible Light on Melanocompetent Skin

CompletedN/A

Sponsor: Henry Ford Health System

Conditions: Healthy

Countries: United States

* Determine the impact and the threshold of long wavelength UVA and visible light on immediate and delayed pigment production of melanocompetent individuals. * The study basically wants to understand what types of light make us tan.

Eligibility overview

Sex: ALL

Age: 18 Years to —

Healthy volunteers: Yes

Study type: OBSERVATIONAL

Eligibility criteria

Inclusion Criteria:

For inclusion, the subject must:

1. Be at least 18 years old;
2. Be a healthy volunteer with Fitzpatrick Skin phototypes IV-VI based on the scale below:

   * Burns minimally, tans easily, and above average with each exposure
   * Rarely burns, tans easily and substantially
   * Never burns and tans profusely
3. Agree to abide by the Investigator's guidelines regarding photosensitizing drugs and photoprotection;
4. Be able to understand the requirements of the study, the risks involved, and be able to sign the informed consent form;
5. Agree to follow and undergo all study-related procedures.

Exclusion Criteria:

Subjects will be excluded if any of the following apply:

1. Women who are lactating, pregnant, or planning to become pregnant.
2. Patients with a recent history of vitiligo, melasma, and other disorders of pigmentation with the exception of post inflammatory hyperpigmentation.
3. Patients with a known history of photosensitivity disorders.
4. Photosensitizing medications may be continued throughout of the study at the discretion of the investigator (appendix A).
5. Patients with a known history of melanoma or non-melanoma skin cancers
6. Concomitant use of tanning beds.
7. Sun exposure of the irradiated or control areas.
8. Any reason the investigator feels the patient should not participate in the study.

Locations (1)

Detroit, Michigan, United States