Fig. 1From: A novel approach to CSF pressure measurement via lumbar puncture that shortens the measurement time with a high level of accuracyCSF pressure measurement via lumbar puncture is ilustrated. L2, L3, L4 and L5 indicate lumbar vertebra. In general, spinal needle is positioned at or below L3-L4 interspace to perform lumbar puncture. Spinal needle is connected with a spinal manometer to measure CSF pressureBack to article page