Neuro-Ophthalmology & Neuro-Otology
Jan. 16, 2023
Nearly 3,000 illustrations, including video clips of neurologic disorders.
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Full spectrum of neurology in 1,200 comprehensive articles.
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Axial noncontrast CT scan (right side of the patient is at the top of the image). By using guidance software, the intended course of the infiltration needle from the skin (X) to just next to the L4 spinal nerve (arrowhead) is drawn. (Contributed by Kristine Ann Blackham MD.)