Generalized Linear Keratotic Papules in a Man in His 30s

A man in his 30s presented with a 5-year history of generalized keratotic papules and plaques accompanied by pruritus. Physical examination revealed numerous dark-red keratotic papules on the trunk and extremities as well as seborrheic dermatitis–like erythematous scaly patches on the face. What is your diagnosis?

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Publication Details

Journal
JAMA Dermatology
Published
2026-09-30
DOI
https://doi.org/10.1001/jamadermatol.2026.2792
Primary Topic
Genetic and rare skin diseases.
Type
article
Field-Weighted Citation Impact
0.00
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article

Generalized Linear Keratotic Papules in a Man in His 30s

Jianfang Sun, Jiaping Zhu
JAMA Dermatology
Genetic and rare skin diseases.
article

Generalized Linear Keratotic Papules in a Man in His 30s

Jianfang Sun, Jiaping Zhu
article en

Abstract

A man in his 30s presented with a 5-year history of generalized keratotic papules and plaques accompanied by pruritus. Physical examination revealed numerous dark-red keratotic papules on the trunk and extremities as well as seborrheic dermatitis–like erythematous scaly patches on the face. What is your diagnosis?

JAMA Dermatology
Chinese Academy of Medical Sciences & Peking Union Medical College (CN), Chinese Academy of Medical Sciences Dermatology Hospital (CN)
Openalex Percentile: Top 12%
Genetic and rare skin diseases.
DOISourceOpenAlex
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Generalized Linear Keratotic Papules in a Man in His 30s — Jianfang Sun, Jiaping Zhu · JAMA Dermatology (2026) | TGRS Research Map | TGRS