Reticulate acropigmentation of Kitamura

MONDO:0014234

A pigmentation disease characterized by lesions that initially arise as letiginous, hyperpigmented macules in a reticular pattern on the dorsal aspect of the hands and feet. Over time, lesions may spread proximally and may darken; palmoplantar pitting and dermatoglyphic disruption may also be present.

Also known as: reticulate acropigmentation of Kitamura, Kitamura reticulate acropigmentation, RAK, acropigmentatio reticularis, reticulate pigmentation of Kitamura

2 clinical trials for this condition and its sub-types, 0 tagged with Reticulate acropigmentation of Kitamura itself.

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Where it sits in the disease tree

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Part of

↑ Hyperpigmentation of the skin (31) ↑ Reticulate pigment disorder (5)

Including sub-types (2) Tagged with Reticulate acropigmentation of Kitamura (0)

Not yet recruiting 1 Completed 1

Can seaweed microspicules turn back the clock on aging skin?

Symptom relief Not yet recruiting

This pilot trial tests a topical cream containing patented microspicules that deliver Penghu seaweed extracts to the skin. The study will enroll healthy adults aged 40-65 with signs of facial aging or pigmentation, applying the cream to one side of the face for comparison. Resear…

Sponsor: Chung Shan Medical University • Aim: Symptom relief

Last updated Aug 21, 2026 00:00 UTC

Reticulate acropigmentation of Kitamura

Where it sits in the disease tree

Can seaweed microspicules turn back the clock on aging skin?