1. What percentage of patients have ventricular dilation after TBI? What is it caused by?
2. What is the classic triad associated with hydrocephalus? What are common first manifestions in brain injury population?
3. What does CT scan show?
4. How is PTH treated?
Answers:
1. 40-72%, resulting from cerebral atrophy and focal infarction of brain tissue.
2. Incontinence, ataxia, dementia. With TBi, first manifestation may be HA, vomiting, confusion, drowsiness.
3. Periventricular lucency, lack of sulci, uniformity in ventricular dilation.
4. LP, shunt placement.
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