Lewisite

Background

Clinical Features

  • Odor of geraniums
  • Pain with immediate contact
  • May turn skin grayish color around vesicles

Differential Diagnosis

Chemical weapons

Evaluation

Management

  • British antilewisite (BAL) – chelating agent to reduce systemic effects from lewisite exposure.
    • Won’t alter the blistering effects on skin or airway.
    • Only used for patients with shock or severe pulmonary injury given BAL side effect
    • Relative contraindications to BAL: Renal disease, pregnancy

Disposition

See Also

External Links

References

Authors:

Ross Donaldson