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Acute generalized exanthematous pustulosis: 15-year retrospective multicentre experience.
Stefania Guida1,2, Valentina Caputo3, Aldo L Di Marco1
1School of Medicine, Vita-Salute San Raffaele University, Milan, Italy.
Clinical and Experimental Dermatology
|September 6, 2025
Summary
Acute generalized exanthematous pustulosis (AGEP) is a rare drug-induced skin condition. This study links higher AGEP EuroSCAR scores with elevated LDH levels, indicating a more severe inflammatory response.
Area of Science:
- Dermatology
- Pharmacology
- Pathology
Background:
- Acute generalized exanthematous pustulosis (AGEP) is a rare, severe cutaneous adverse drug reaction.
- While numerous case reports exist, large cohort studies are limited.
- Understanding AGEP's clinical and histopathological spectrum is crucial for diagnosis and management.
Purpose of the Study:
- To correlate the Acute generalized exanthematous pustulosis (AGEP) EuroSCAR score with clinical, laboratory, and histopathological findings in a large cohort.
- To identify potential biomarkers for disease severity in AGEP.
- To enhance diagnostic accuracy and inform treatment strategies for AGEP.
Main Methods:
- Retrospective, multicenter analysis of 51 patients diagnosed with AGEP.
- Review of clinical data, laboratory results, and histopathological examinations.
- Correlation analysis between the AGEP EuroSCAR score and various patient parameters.
Main Results:
- The majority of AGEP cases were drug-induced, with antibiotics like amoxicillin being common culprits.
- Typical onset was 10.7 days post-drug exposure, with average recovery in 33.3 days.
- Higher AGEP EuroSCAR scores significantly correlated with elevated lactate dehydrogenase (LDH) levels, suggesting increased inflammation.
Conclusions:
- This study provides valuable insights into the systemic and histopathological features of AGEP in a large cohort.
- Elevated LDH levels may serve as a marker for disease severity in AGEP.
- Early diagnosis, drug withdrawal, and corticosteroid treatment are essential for managing AGEP effectively.
