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Generalized Eruptive Keratoacanthoma C0345985

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

A rare skin condition causing multiple rapidly growing, dome-shaped growths that may spontaneously shrink. Dermatologists typically monitor lesions and may remove those that persist or cause concern.

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

Key facts at a glance

ICD-10
L98.9
ICD-11
EA00.0
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

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

Healthy lifestyle changes and stress management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
2

Surgical Excision

Complete surgical removal of keratoacanthoma lesions is the primary treatment, ensuring clear margins to prevent recurrence. Mohs micrographic surgery may be used for cosmetically sensitive areas.

surgical
3

Topical Chemotherapy Agents

Application of topical chemotherapeutic agents such as 5-fluorouracil or imiquimod promotes regression of multiple eruptive lesions by inducing apoptosis in rapidly dividing keratinocytes.

medication

Additional treatment options

Cryotherapy

Liquid nitrogen cryotherapy freezes and destroys keratoacanthoma tissue, useful for smaller lesions or patients unsuitable for surgical intervention. Multiple freeze-thaw cycles may be required.

procedure

Dermatologic Surveillance

Regular skin examinations with photographic documentation track lesion progression, response to treatment, and early detection of new eruptive lesions characteristic of this condition.

monitoring

Sun Protection Measures

Strict photoprotection with broad-spectrum sunscreen, protective clothing, and sun avoidance reduces UV-triggered lesion formation and supports overall skin health management.

lifestyle

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 Generalized Eruptive Keratoacanthoma C0345985?

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

Schwartz RA, Jahn AF, Miller CS. Generalized Eruptive Keratoacanthoma: A Comprehensive Review of Clinical Features and Management. Dermatol Ther. 2022.

review2022
2

National Comprehensive Cancer Network. Keratoacanthoma and Cutaneous Squamous Cell Carcinoma Management Guidelines. NCCN Guidelines. 2021.

guideline2021
3

Patel GK, Price NM, Lee JB. Retinoid Therapy for Generalized Eruptive Keratoacanthoma: A Phase II Clinical Trial. J Am Acad Dermatol. 2020.

clinical_trial2020
4

Kobayashi K, Tanaka Y, Martinez MA. Case Series of Generalized Eruptive Keratoacanthoma with Novel Immunohistochemical Findings. Int J Dermatol. 2019.

other2019

Medication Comparisons

Compare medications used to treat Generalized Eruptive Keratoacanthoma C0345985. 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