What symptom is typically associated with anterior (infant) botulism?

The symptom most notably associated with anterior (infant) botulism is constipation. This condition arises due to the ingestion of spores of Clostridium botulinum, which can germinate in the intestines of infants and produce a toxin that interferes with normal muscle function. One of the early signs of this toxin's effect on the gastrointestinal tract is constipation, as the toxin can cause decreased muscle activity and motility within the intestines.

Infants suffering from this form of botulism may demonstrate significantly reduced bowel movements, sometimes to the point of not having a bowel movement for several days. This symptom is particularly important in diagnosing the condition, as it often distinguishes infant botulism from other illnesses that may present with similar signs but involve different symptoms or pathogen profiles.

The other symptoms listed, while they can be associated with other forms of botulism or various gastrointestinal issues, do not specifically correlate with infant botulism in the same way constipation does. Understanding this link helps in recognizing and diagnosing the condition effectively in infants.