Diagnosis: Spider bite
Description: Necrotic ulcer.
Morphology: Ulcer
Site: Leg
Sex: F
Age: 34
Type: Clinical
Submitted By: Nameer Al-Sudany
Differential DiagnosisHistory:
Painful necrotic ulcer with well-defined undermined border and necrotic crusted center of one week duration. The ulcer has developed 2 days after a spider bite.