International outbreak of severe botulism with prolonged toxemia caused by commercial carrot juice.

Background: On 8 September 2006, 3 Georgia residents presented with symptoms of food-borne botulism, a potentially fatal illness caused by Clostridium botulinum neurotoxins.

Methods: Investigators reviewed medical records and interviewed patients and family members. Foods from patients' homes and samples of the implicated commercial beverage were tested for botulinum toxin and C.