- Causative agents: Clostridium septicum, C. novyi, C. perfringens, C. sordelli
- Normally in soil
- Bacteria gain entry as spores via penetrating wounds
- Serohaemorrhagic myositis
- If only subcutis and fascia are involved - malignant oedema
- Toxaemia and septicaemia -> rapid death
- A variation of wet gangrene.
- Produced by Clostridia organisms such as Clostridium chauvei and Clostridium septicum.
- Organisms also form gas.
- E.g. in Blackleg, and Clostridia contamination of wounds.