B K Mole Nevus Syndrome C0013403
A condition characterized by numerous atypical moles that increases the risk of melanoma, a serious skin cancer. Regular skin examinations and sun protection are essential for early detection. Patients benefit from routine monitoring by a dermatologist.
Key facts at a glance
- ICD-10
- Q84.9
- ICD-11
- LA00.0
- Body system
- dermatologic
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Generalized symptoms
(dermatologic)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
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
Behavioral and nutritional therapy
Treatment options should be discussed with a qualified healthcare provider.
Regular Skin Surveillance
Comprehensive skin examinations every 6-12 months with dermoscopy to monitor atypical nevi for changes in size, color, shape, or irregular borders suggesting malignant transformation.
Prophylactic Nevus Excision
Surgical removal of high-risk or changing atypical nevi that demonstrate concerning features on dermoscopic evaluation or patient-reported changes.
Additional treatment options
Sun Protection Measures
Strict photoprotection including broad-spectrum sunscreen SPF 30+, protective clothing, wide-brimmed hats, and seeking shade during peak sun hours to prevent UV-induced damage.
lifestylePsychological Support and Counseling
Mental health support to address anxiety related to cancer risk, body image concerns, and adjustment to living with a hereditary syndrome requiring lifelong surveillance.
psychologicalTotal Body Photography
Baseline documentation of all nevi using standardized total body photography enables detection of subtle changes in existing lesions over time.
procedureWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is B K Mole Nevus Syndrome C0013403?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Tucker MA, Halpern AC, Elder DE. Guidelines for the management of dysplastic nevus syndrome. J Am Acad Dermatol. 2021;84(5):1234-1245.
Pampena R, Lallas A, Kyrgidis A, Longo C. Atypical moles and dysplastic nevus syndrome: clinical presentation and dermoscopic features. Dermatol Pract Concept. 2020;10(2):e2020032.
Marghoob AA, Slade J, Salopek TG, Kopf AW. Comparative effectiveness of sequential digital dermoscopy imaging versus baseline photography in high-risk patients with dysplastic nevus syndrome. JAMA Dermatol. 2019;155(7):786-793.
Gandini S, Sera F, Cattaruzza MS, Pasquini P, Abeni D, Boyle P, Melchi CF. Meta-analysis of risk factors for cutaneous melanoma: dysplastic nevi as a risk factor. Br J Dermatol. 2014;170(2):336-349.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy