During a seizure, the patient appears confused and exhibits automatisms such as chewing or lip-smacking; this is classified as which type of seizure?

During a seizure, the patient appears confused and exhibits automatisms such as chewing or lip-smacking; this is classified as which type of seizure?

• A. Focal seizure with impairment of consciousness
• B. Jacksonian seizure
• C. Focal seizure that becomes generalized
• D. Grand mal seizure

Answer: (A)

Key concept: distinguishing focal seizures by level of consciousness. Automatisms such as chewing or lip-smacking signal temporal lobe involvement with impaired awareness during the seizure. That combination—focal onset with confusion or inability to respond during the episode and automated movements—is characteristic of a focal seizure with impairment of consciousness (often called a complex partial seizure). This differs from a Jacksonian seizure, which is a focal motor seizure with preserved consciousness as symptoms march across body parts. It also differs from a focal seizure that becomes generalized, where the seizure starts focal but then secondarily spreads to involve the entire brain, typically with a clearer progression to bilateral convulsions. And it’s distinct from a grand mal seizure, which is a generalized tonic-clonic seizure from onset with widespread involvement and loss of consciousness early in the event.

Key concept: distinguishing focal seizures by level of consciousness.

Automatisms such as chewing or lip-smacking signal temporal lobe involvement with impaired awareness during the seizure. That combination—focal onset with confusion or inability to respond during the episode and automated movements—is characteristic of a focal seizure with impairment of consciousness (often called a complex partial seizure).

This differs from a Jacksonian seizure, which is a focal motor seizure with preserved consciousness as symptoms march across body parts. It also differs from a focal seizure that becomes generalized, where the seizure starts focal but then secondarily spreads to involve the entire brain, typically with a clearer progression to bilateral convulsions. And it’s distinct from a grand mal seizure, which is a generalized tonic-clonic seizure from onset with widespread involvement and loss of consciousness early in the event.