International Journal of Family Medicine & Healthcare

International Journal of Family Medicine & Healthcare

Open Access
ISSN: 2833-0382
Case Report

PASH Syndrome (Pyoderma Gangrenosum, Acne, and Hidradenitis Suppurativa): Presentation of Two Cases and Literature Review

Authors: Liliana Herrera-Martínez, Diana Elizabeth Medina Castillo, Victor Jaimes Hernandez, Diana Alejandra Aguilar Medina, Carlos Humberto Sandoval Jimenez.

DOI: 10.33425/2833-0382.1049


Abstract

Background: PASH syndrome (pyoderma gangrenosum, acne, and Hidradenitis suppurativa) is a rare autoinflammatory disorder within the spectrum of neutrophilic dermatoses. Early recognition is essential due to its chronic course and variable therapeutic response.

Clinical Cases: We describe two adult male patients who presented the characteristic triad. The first case showed arefractory course despite conventional therapies and tumor necrosis factor (TNF) inhibitor therapy, with histopathological confirmation. The second case presented with lower-limb pyoderma gangrenosum associated with cicatricial acne and Hurley stage III hidradenitis suppurativa, showing favorable response to systemic corticosteroids.

Conclusions: These cases highlight the relevance of PASH syndrome in the differential diagnosis of neutrophilic dermatoses. Early diagnosis allows individualized therapeutic strategies and may improve clinical outcomes.

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Citation: Liliana Herrera-Martínez, Diana Elizabeth Medina Castillo, Victor Jaimes Hernandez, et al. PASH Syndrome (Pyoderma Gangrenosum, Acne, and Hidradenitis Suppurativa): Presentation of Two Cases and Literature Review. Int J Family Med Healthcare. 2026; 5(2). DOI: 10.33425/2833-0382.1049
Editor-in-Chief
Nikolaos Papanas
Nikolaos Papanas
Internal Medicine | Democritus University of Thrace

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