Disturbances of arterial blood supply to the spinal cord and brain stem caused by spondylosis, disc protrusions and root-sleeve fibrosis. A concept concerning factors eliciting amyotrophic lateral sclerosis.
D000690:Amyotrophic Lateral Sclerosis / Q000209:etiology*; D001933:Brain Stem / Q000098:blood supply*; D004194:Disease; D006801:Humans; D013116:Spinal Cord / Q000098:blood supply*; D013122:Spinal Diseases; D013131:Spine; D055009:Spondylosis
AMYOTROPHIC LATERAL SCLEROSIS/etiology; BRAIN STEM/blood supply; SPINAL CORD/blood supply; SPINE/diseases