Fig. 2From: Ultrasonographic examination of the spinal cord and collection of cerebrospinal fluid from the atlanto-occipital space in cattleCollection of cerebrospinal fluid. Collection of cerebrospinal fluid in a sedated cow in lateral recumbency. The head and legs are fixed to the operating table. The fluid is collected from the atlanto-occipital space using a spinal needle and ultrasonographic guidance provided by a 5-MHz convex transducerBack to article page