A Case of Tetramine Intoxication from the Neptunea

Seafood is a vehicle for the transmission of intoxication. The Neptunea are sublittoral species of the marine prosobranch mollusk. Tetramine toxin is found in the salivary gland of Neuptunea. A woman developed blurred vision, dizziness, headache, diarrhea, numbness and gait disturbance one hour after ingesting conchs. Neurological examination showed dysesthesia, and motor weakness. Laboratory and electrophysiological studies were normal. The next day, she recovered from her symptoms. We report a patient with dysesthesia and motor weakness due to Neuptunea species' tetramine toxin.