Living with Reticulate acropigmentation of Kitamura
A rare genetic skin condition that causes brown, net-like spots, mostly on the backs of the hands and feet.
Understanding Reticulate acropigmentation of Kitamura
The spots are slightly sunken with sharp edges. They usually start on the backs of the hands and feet and sometimes spread to the arms, legs, neck, forehead, or trunk. Some people also have pits in the palms and soles or interrupted fingerprint lines. It can start anywhere from childhood to adulthood.
Signs & symptoms
Symptoms vary from person to person. GARD lists these among the most common:
- Flat, discolored patches of skin (macules)
- Thickened skin (hyperkeratosis)
- Brown net-like marks on hands and feet
- Pits in the palms and soles
- Interrupted fingerprint patterns
Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.
Diagnosis
- 1Talk with your doctor
Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.
- 2See a specialist
Specialists who may be involved include genetic specialists and skin, hair, and nail specialists.
- 3Consider genetic testing
Changes in ADAM10 are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.
Care & treatment
- Care team
- Genetic specialists (geneticists); Skin, hair, and nail specialists (dermatologists)
- Expert care
- Ask about multidisciplinary care centers for rare conditions
- Treatment
- GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
- Research
- Clinical trials and observational studies may be options. See the research section below.
General information, not medical advice. Your care team makes the decisions.
Everyday life
Living with a rare condition is easier with support.
- Connect with Children's Skin Disease Foundation
- Keep notes on symptoms, changes and questions for appointments
- Ask about patient registries that help research
- Look into financial aid and travel resources for care visits
Quick facts
It is caused by changes in the ADAM10 gene. It is autosomal dominant, so one changed copy of the gene can be enough to cause it.
Also known as: kitamura reticulate acropigmentation; kitamura's reticulate acropigmentation; rak; rapk; reticular pigment anomaly of flexures
Patient organizations
- Children's Skin Disease FoundationSkin diseases · United States
Broader rare-disease groups
- Global GenesRare Diseases · United States
- National Organization for Rare DisordersRare Diseases · United States
- Genetic AllianceRare Diseases · United States
- RARE FoundationRare Diseases · United States
You are more than your diagnosis
Perspectives from people navigating life with Reticulate acropigmentation of Kitamura.
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