What toxicological condition classically mimics generalized tetanus by presenting with acute onset of severe reflex muscle spasms, trismus, and preserved consciousness?

The material lists seven mimics or alternative diagnostic considerations. A complete answer should include all seven and avoid substituting unlisted conditions. **Key takeaway:** The differential spans toxic, infectious, drug-related, abdominal, and other presentations.\n\n**Glossary:** **Dystonic drug effect**: an abnormal involuntary muscle contraction associated with a drug.