Definition
Tetanus is an acute disease caused by production of a neurotoxin within a host infected by the bacterium Clostridium tetani.
The Clostridium genus of bacteria is probably one of the most unfortunate to get infected with as well as tetanus, it also contains Clostridium difficile (C. diff), C. bolulinum (botulism) and C. perfringens (gas gangrene).