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Updated: Aug 24, 2026

Granulocyte-dependent Autoantibody-induced Skin Blistering
Published on: October 12, 2012
The pustular disorders
Anne Wilkerson1, Bruce Smoller
1Department of Pathology, University of Arkansas for the Medical Sciences, Little Rock, AR 72205, USA.
Abstract:
The pustular disorders constitute a subgroup of the vesiculobullous disorders defined by the presence of eosinophils or neutrophils with prominent accompanying intercellular edema or a canthelysis involving various levels of the epithelium. Herein, we describe the clinical and pathologic attributes of the subcorneal, infectious, neonatal, papulosquamous, drug-induced and miscellaneous pustular conditions.
Insights
Pustular disorders are skin conditions characterized by pus-filled blisters. This study details the clinical and pathological features of various pustular conditions, aiding in their diagnosis and understanding.
Area of Science:
- Dermatology
- Pathology
Background:
- Pustular disorders are a subset of vesiculobullous disorders.
- They are histopathologically defined by the presence of neutrophils or eosinophils within the epidermis.
- These inflammatory cells are often accompanied by intercellular edema or acantholysis.
Purpose of the Study:
- To describe the clinical and pathological characteristics of various pustular conditions.
- To provide a comprehensive overview of distinct pustular disorder subtypes.
Main Methods:
- Review of clinical presentations.
- Analysis of histopathological findings.
Main Results:
- Detailed description of subcorneal pustular conditions.
- Overview of infectious pustular disorders.
- Characterization of neonatal pustular conditions.
- Analysis of papulosquamous disorders with pustular features.
- Discussion of drug-induced pustular eruptions.
- Categorization of miscellaneous pustular conditions.
Conclusions:
- Pustular disorders encompass a heterogeneous group of conditions.
- Understanding the specific clinical and pathological attributes is crucial for accurate diagnosis.
- This review consolidates key features of various pustular conditions for better clinical management.
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