You attend a 40-year-old female who has been struck on the right temple by a cricket ball. She was briefly knocked unconscious for approximately 30 se...

Question

You attend a 40-year-old female who has been struck on the right temple by a cricket ball. She was briefly knocked unconscious for approximately 30 seconds, then appeared lucid and conversational. Fifteen minutes later, she becomes drowsy with a rapidly declining GCS. What is this pattern called?

Accepted Answer

The lucid interval - classically associated with extradural haematoma from middle meningeal artery rupture

Answer

Post-concussion syndrome

Answer

Todd's paresis following a seizure

Answer

Delayed cerebral vasospasm

Answer

Second impact syndrome

uk-dipimc MCQ (SBA): Lucid Interval

You attend a 40-year-old female who has been struck on the right temple by a cricket ball. She was briefly knocked unconscious for approximately 30 seconds, then appeared lucid and conversational. Fifteen minutes later, she becomes drowsy with a rapidly declining GCS. What is this pattern called?