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DRESS characteristics according to the causative medication.

A Chaabane1, H Ben Romdhane1, N Ben Fadhel1

  • 1Service de Pharmacologie Clinique, CHU/Faculté de Médecine, Université de Monastir, Rue 1er Juin 1955, 5019, Monastir, Tunisia.

European Journal of Clinical Pharmacology
|June 21, 2022
PubMed
Summary
This summary is machine-generated.

Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS) presentation varies by causative drug. Anticonvulsants, allopurinol, and antibiotics show distinct clinical patterns and outcomes in DRESS patients.

Keywords:
DRESSHypersensitivityPharmacovigilanceSkin tests

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Area of Science:

  • Clinical Pharmacology
  • Dermatology
  • Nephrology

Background:

  • The relationship between specific drugs and clinical DRESS manifestations remains unclear.
  • Identifying distinct DRESS patterns linked to causative agents is crucial for diagnosis and management.

Purpose of the Study:

  • To investigate the specific characteristics of DRESS.
  • To analyze how DRESS patterns vary based on the implicated drug.

Main Methods:

  • Retrospective analysis of DRESS cases reported over 15 years.
  • Statistical analysis including comparative and multivariate methods.

Main Results:

  • Anticonvulsants, allopurinol, and antibiotics were the most common DRESS inducers.
  • Distinct patterns emerged: anticonvulsants (higher lymphadenopathy, frequent positive skin tests), allopurinol (older patients, less severe renal/lymph node involvement), antibiotics (lower eosinophilia, faster recovery, lower RegiSCAR score).
  • Multivariate analysis linked allopurinol to severe renal impairment, antibiotics to short latency/low RegiSCAR, and anticonvulsants to positive skin tests.

Conclusions:

  • This study presents the largest African and South Mediterranean DRESS cohort.
  • Skin tests are valuable for identifying culprit drugs in DRESS.
  • Latency period and renal involvement in DRESS are independently influenced by the causative drug.