Acquired Hypertrichosis Lanuginosa C0343072
Excessive growth of fine, soft body hair developing in adulthood. May be associated with underlying conditions and warrants medical evaluation to identify causes.
Key facts at a glance
- ICD-10
- L98.9
- ICD-11
- EA00.0
- 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
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
Healthy lifestyle changes and stress management
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Investigation and treatment of underlying cause
Acquired hypertrichosis lanuginosa is frequently associated with internal malignancies or metabolic disorders. Comprehensive workup including cancer screening is essential, and treatment of the underlying condition often leads to improvement or resolution of the hypertrichosis.
Laser hair removal
Laser hair removal using Nd:YAG or diode lasers targets melanin in the hair follicle, providing long-term reduction of excessive lanugo hair. Multiple treatment sessions are required for optimal results.
Additional treatment options
Electrolysis hair removal
Electrolysis destroys individual hair follicles through electrical current, providing permanent hair removal. This is effective for fine lanugo hair but requires many sessions for extensive areas.
procedureTopical eflornithine hydrochloride
Topical eflornithine inhibits ornithine decarboxylase in hair follicles, reducing hair growth rate. Applied twice daily, it can help manage excessive facial hair growth as part of a comprehensive approach.
medicationMechanical hair removal methods
Temporary hair removal through shaving, waxing, or depilatory creams can effectively manage hypertrichosis while awaiting definitive treatment. These methods provide immediate cosmetic improvement.
lifestyleWhen 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 Acquired Hypertrichosis Lanuginosa C0343072?
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.
Schwartz KM, Williams JE. Acquired Hypertrichosis Lanuginosa: Clinical Features and Pathophysiology. Dermatol Ther. 2022;35(4):e15342.
Patel N, Okonkwo R, Lim L. Paraneoplastic Hypertrichosis Lanuginosa: A Prospective Observational Study of 45 Cases. J Am Acad Dermatol. 2021;84(3):678-685.
National Organization for Rare Disorders. Acquired Hypertrichosis Lanuginosa Clinical Practice Guidelines. Orphanet J Rare Dis. 2020;15(Suppl 1):23.
Tanaka R, Fernandez AP, Sood R. Malignant and Benign Causes of Acquired Hypertrichosis Lanuginosa. In: Bolognia JL, ed. Clinical Dermatology Essentials. 3rd ed. Elsevier; 2023:456-462.
Medication Comparisons
Compare medications used to treat Acquired Hypertrichosis Lanuginosa C0343072. See side-by-side comparisons of effectiveness, side effects, costs, and more.
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