A very rare form of botulism, a rare acquired neuromuscular junction disease with descending flaccid paralysis caused by botulinum neurotoxins (BoNTs), and is due to intestinal colonization by Clostridium botulinum leading to toxin-mediated infection with toxemia. The disease is MONDO_0015806 (adult intestinal botulism). Also known as: adult intestinal colonisation botulism, adult intestinal colonization botulism, adult intestinal toxaemia botulism, adult intestinal toxemia botulism, adult intestinal toxin-mediated botulism, infant-like botulism, intestinal botulism of adults.