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An Observational Study to Assess Objective Skin Pigmentation Variation.

Recruitingn/aAges 18 Years - anyAllLeiden University Medical Center
NCT07091604 on ClinicalTrials.gov ↗
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In plain words

What the trial is, and whether it could suit you

Accurate assessment of skin pigmentation is essential in dermatology for properly diagnosing and managing a wide range of skin conditions. Traditionally, skin colour has been evaluated through visual inspection or by using classifications like the Fitzpatrick skin type. However, these methods can be subjective, culturally biased, and often are centered around lighter skin tones, which may lead to misdiagnosis or inappropriate treatment for individuals with darker skin. With advances in technology, non-invasive imaging tools such as colorimetry and multispectral imaging now offer more precise and objective ways to measure skin pigmentation. These methods can help provide consistent and unbiased information about skin tone, benefiting both clinical care and research. Despite these technological advances, there is currently no agreed-upon standard for how to measure skin pigmentation objec

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📋 Eligibility rules (as published)
Inclusion Criteria:- * Age ≥ 18 years * Ability to understand oral and written Dutch or English Exclusion Criteria: For study cohort #1 (Healthy volunteers): * Extensive tattoos covering \>50% of the total body area * Recent extensive sun exposure (e.g. sun tanning booth or stay in a tropical country) in the last 3 weeks * Use of self-tanner products in the last 3 weeks For study cohort #2 (Patients): * Extensive tattoos covering \>50% of the total body area * Extensive skin lesions covering \>50% of the total body area * Recent extensive sun exposure (e.g. sun tanning booth or stay in a tropical country) in the last 3 weeks * Use of self-tanner products in the last 3 weeks
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What it tests

  • Not listed
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Where

1 site
Leiden University Medical Center
Leiden, Netherlands
🤝 Taking part is your choice, and you can leave at any time. Only the trial team can confirm you are eligible — always decide together with your own doctor.
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