Intended for healthcare professionals
Diagnosis

A rapidly deteriorating rash in a child: an important differential diagnosis

Eimear O’Brennan, Adel Fattah and Richard Parslew

BSs(Hons) MBChB MRCP St5 Dermatology

FRCS Consultant Plastic and Reconstructive Surgeon

MBChB FRCP Consultant Dermatologist

Alder Hey Children’s Hospital, Alder Hey Children’s Hospital NHS Foundation trust

Pyoderma gangrenosum (PG) is a neutrophillic disorder that rarely affects children less than 15 years old, who make up less than 4% of cases.1–4 In infants and children, the condition is associated with some of the same underlying disorders as in adults but with different frequencies. PG in childhood has several notable differences from adult manifestations of the condition, including the distribution of lesions and associated disorders.

Dermatology in practice 2018; 24(1): 24–26
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