Diagnosis: Heparin allergy
Description: Indurated plaques with vesicles in the surface
Morphology: Vesicles
Site: Abdomen
Sex: F
Age: 64
Type: Clinical
Submitted By: Ian McColl
Differential Diagnosis
History: This elderly lady had injections of low molecular weight Heparin into the abdominal wall for clotting prophyaxis.Unfortunately she developed an allergic reaction preumably to the Heparin rather than a preservative.