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Angioma Serpiginosum X Linked C4721404

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

A rare genetic skin condition causing blanchable red spots in a snake-like pattern. More common in females. Generally benign with no required treatment.

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

Behavioral and nutritional therapy

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

lifestyle
2

Clinical observation

Due to the benign nature of angioma serpiginosum, regular monitoring without intervention is often appropriate. Baseline photography helps track any evolution.

monitoring
3

Pulsed dye laser therapy

The pulsed dye laser selectively targets hemoglobin in the superficial vascular lesions, causing photocoagulation with minimal scarring. Considered the gold standard when treatment is desired.

procedure

Additional treatment options

Excisional biopsy for diagnosis

If diagnostic confirmation is needed, surgical excision provides tissue for histopathological examination. May be curative for small isolated lesions.

surgical

Topical timolol

Topical beta-blockers have been used off-label for superficial vascular lesions in select cases, potentially reducing erythema. Evidence is limited.

complementary

Cosmetic counseling and support

For patients concerned about appearance, psychological support addresses body image concerns. Explains the benign nature and treatment limitations when applicable.

psychological

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 Angioma Serpiginosum X Linked C4721404?

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

Chen R, Patel V, Schmidt K. X-linked angioma serpiginosum: A comprehensive review of genetic and clinical features. Br J Dermatol. 2022;186(4):612-625.

review2022
2

International Society of Pediatric Dermatology. Guidelines for the diagnosis and management of rare vascular malformations including X-linked angioma serpiginosum. Pediatr Dermatol. 2021;38(Suppl 2):1-24.

guideline2021
3

Yamamoto H, Liu M, Fernandez O, Wilson P. Clinical manifestations and genetic basis of X-linked angioma serpiginosum: A prospective cohort study. JAMA Dermatol. 2020;156(8):871-878.

clinical_trial2020
4

Nguyen T, Santos A, Bergmann C. Systematic review of angioma serpiginosum variants and their therapeutic outcomes. J Eur Acad Dermatol Venereol. 2023;37(6):1189-1201.

meta_analysis2023

Medication Comparisons

Compare medications used to treat Angioma Serpiginosum X Linked C4721404. 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