An Injecting Drug User presents to emergency ward with the lesion (as shown) on his arm. He also has a fever and swelling around the sore. Suggestive diagnosis is
Rapidly spreading rodent ulcer
- Injecting Drug Users mainly suffer from either the cutaneous or inhalational forms of anthrax.
- There are three main forms of anthrax, cutaneous, inhalational, and gastro-intestinal.
- Cutaneous anthrax in its early stages may present as a papule,vesicle or ulcer (as opposed to the classical black eschar seen in the latter stages). They may be multiple, particularly in injecting drug users.
Fever and chills
- A group of small blisters or bumps that may itch, appearing where the drug was injected.
- A painless skin sore with a black center that appears after the blisters or bumps Swelling around the sore Abscesses deep under the skin or in the muscle where the drug was injected.