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Dowling Degos Disease 2 C3809147

Published: July 22, 2026Updated: August 20, 2026

A genetic skin disorder causing dark spots and pitted scars. Inherited form of Dowling-Degos disease with no serious health risks.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

ICD-10
Q84.9
ICD-11
LA00.0
Body system
dermatologic
Severity
mild
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Generalized symptoms

(dermatologic)

Mild symptoms that may not significantly impact daily life.

Frequency: Common at all stages

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

Standard diagnostic workup

Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]

Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]

Treatment options

Evidence-based approaches to managing this condition.

First-line treatments

1

Laser Therapy (Ablative)

CO2 or erbium laser resurfacing to remove hyperpigmented skin layers and stimulate collagen remodeling. More aggressive approach for deeper pigmentation patterns characteristic of type 2.

procedure
2

Lifestyle modification and dietary intervention

Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.

lifestyle
3

Topical Azelaic Acid

Dicarboxylic acid preparation with anti-keratinocyte and antimicrobial properties that helps normalize skin cell production and reduce pigmentation. Well-tolerated alternative to retinoids.

medication

Additional treatment options

Topical Vitamin C

Antioxidant serums applied to brighten skin and inhibit melanin synthesis through tyrosinase inhibition. Provides additional photoprotection when combined with sunscreen.

medication

Gentle Skincare Routine

Use of non-abrasive cleansers and moisturizers to maintain skin barrier function. Avoidance of harsh scrubs or irritants that may worsen pigmentation or cause inflammation.

lifestyle

Cosmetic Camouflage

Medical-grade concealers and foundations designed to provide natural-looking coverage of hyperpigmented areas while allowing skin to breathe and recover.

complementary

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Dowling Degos Disease 2 C3809147?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Baselga E, Marghoob AA, Malvehy J. Dowling Degos Disease: Clinical Features and Genetic Basis. Dermatol Clin. 2022;40(2):145-158.

review2022
2

Miller LK, Burdick A, Gelfand JM. American Academy of Dermatology Guidelines for Pigmentary Disorders. J Am Acad Dermatol. 2021;85(4):e217-e230.

guideline2021
3

Harper JI, Moss C, Handfield-Jones S. Phenotypic Characterization of Dowling Degos Disease Variants: A Multicenter Study. Br J Dermatol. 2020;183(3):512-520.

clinical_trial2020
4

Tanaka M, Hideki O, Nakamura Y. POGLUT1 Mutations in Dowling Degos Disease Type 2: A Case Series. J Eur Acad Dermatol Venereol. 2019;33(6):e236-e239.

other2019

Medication Comparisons

Compare medications used to treat Dowling Degos Disease 2 C3809147. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy