Diagnosis: Scabies
Description: Crusted impetiginised scabies
Morphology: Crusts
Site: Knee
Sex: M
Age: 34
Type: Clinical
Submitted By: Ian McColl
Differential DiagnosisHistory:
Sometimes scabies is scratched so much that the skin lichenifies and also becomes secondarily infected with Staph forming crusts. Note the distribution of this rash. Always check the web spaces on the hands for more typical burrows.