Surgery Which of the following is not a feature of normal pressure hydrocephalus: September 2011 A Affects elderly usually B Ventriculomegaly on imaging studies C Measurement of CSF pressure may be normal D Lesion is blockage of CSF pathways from the lateral to fouh ventricle 💡 Explanation Which of the following is not a feature of normal pressure hydrocephalus: September 2011 ✓ Correct Answer: D. Lesion is blockage of CSF pathways from the lateral to fouh ventricle