Lucid interval is associated with: September 2010, March 2013: (A) Intracerebral hematoma, (B) Subarachnoid hematoma, (C) Extradural hematoma, (D) All of the above
Answer is C. Ans. C: Extradural hematoma A lucid interval is a temporary improvement in a patient's condition after a traumatic brain injury, after which the condition deteriorates. A lucid interval is especially indicative of an epidural hematoma.