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Author: Dr Amanda Oakley, Dermatologist, Hamilton, New Zealand, September 2015. DermNet NZ Revision September 2021
Pustules are smaller than 5–10 mm, and filled with pus, that is, purulent material composed of inflammatory cells (neutrophils).
This topic provides a differential diagnosis of pustular skin conditions.
Generalised pustular psoriasis
Acute generalised exanthematous pustulosis (AGEP)
Many skin conditions present with pustules - see links to more On DermNet NZ in the Related Information Section below.
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