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Granulocyte-dependent Autoantibody-induced Skin Blistering
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Concurrent acute generalized exanthematous pustulosis in siblings.

Sumiti Pareek1, Alpana Mohta1, Bhikham Chand Ghiya1

  • 1Department of Dermatology, Venereology and Leprosy, Sardar Patel Medical College, Bikaner, India.

Pediatric Dermatology
|April 7, 2023
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Summary

Acute generalized exanthematous pustulosis (AGEP), a rare drug reaction, typically causes widespread sterile pustules. This study highlights a rare genetic link, observing AGEP in two siblings exposed to the same medication, suggesting inherited susceptibility.

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acute generalized exanthematous pustulosisbeta-lactamsdrug eruptionspenicillin Gpsoriasis

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Area of Science:

  • Dermatology
  • Pharmacology
  • Genetics

Background:

  • Acute generalized exanthematous pustulosis (AGEP) is a severe cutaneous adverse drug reaction.
  • It presents with sudden onset of numerous sterile pustules on erythematous skin.
  • The underlying genetic factors predisposing individuals to AGEP are not fully understood.

Observation:

  • This report details the simultaneous occurrence of AGEP in two siblings.
  • Both siblings were exposed to the same triggering drug.
  • This familial occurrence is a rare and notable observation.

Findings:

  • The simultaneous onset of AGEP in siblings suggests a potential genetic predisposition.
  • Shared genetic factors may increase susceptibility to specific drug-induced AGEP.

Implications:

  • Further research into the genetic basis of AGEP is warranted.
  • Identifying genetic markers could aid in predicting and preventing severe cutaneous adverse reactions.
  • This case underscores the importance of considering familial history in drug reaction evaluations.