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Lichen planus pigmentosus

MONDO:0016774

Lichen planus (LP) pigmentosus is a rare variant of cutaneous lichen planus characterized by the presence of hyperpigmented lichenoid lesions in sun-exposed or flexural areas of the body.

Also known as: LP pigmentosa, LP pigmentosus, lichen planus pigmentosa, lichen planus pigmentosus inversus

3 clinical trials for this condition and its sub-types, 2 tagged with Lichen planus pigmentosus itself.

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Where it sits in the disease tree

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↑ Lichen planus (47)

Including sub-types (3) Tagged with Lichen planus pigmentosus (2)

Trials to join now! 1 Not yet recruiting 1 Not yet finished but already full! 1

Can sound waves clear up skin? new trial tests ultrasound for pigment and rosacea

Symptom relief Ongoing

This study tests whether microfocused ultrasound can safely improve facial pigmentary diseases (like melasma) and rosacea. Two hundred adults will be randomly assigned to receive either real ultrasound or a sham (fake) treatment once a month for six months. Researchers will track…

Sponsor: Xiangya Hospital of Central South University • Aim: Symptom relief

Last updated Jul 02, 2026 00:00 UTC

Lichen planus pigmentosus

Where it sits in the disease tree

Can sound waves clear up skin? new trial tests ultrasound for pigment and rosacea