It should be clearly understood that botulism is one of the very rare maladies.
To regard every can as a source of botulism is worse than regarding every dog as a source of hydrophobia.
The classical picture of botulism is of descending symmetrical flaccid paralysis with no fever.
Although a number of patients developed altered mental status, none had focal neurological changes indicative of botulism or tetanus.
A few will go to 2000 mu, with an increasing risk of causing systemic botulism, and also of provoking antitoxin antibodies (see below).
There is a crucial role for reference laboratories in confirmation of botulism and tetanus and in speciation of non-perfringens clostridia.
As with botulism, the amount of tetanus toxin is insufficient to induce immunity, so a patient who has recovered from tetanus requires prophylactic active immunization.
Clostridium botulinum and the ophthalmologist : a review of botulism, including biological warfare ramifications of botulinum toxin.