title: Gas as a mass: a symptomatic spinal canalicular collection.
abstract: A symptomatic collection of spinal canalicular gas of degenerative origin was observed by computed tomography. Relief of symptoms followed gas aspiration. The collection involved the lateral recess. Such gas collections do not appear to represent benign, transient entities in all patients.
mesh_terms: D005740:Gases; D006801:Humans; D008297:Male; D008875:Middle Aged; D013115:Spinal Canal / Q000000981:diagnostic imaging* / Q000473:pathology; D013122:Spinal Diseases / Q000000981:diagnostic imaging / Q000473:pathology; D014057:Tomography, X-Ray Computed
chemical_list: D005740:Gases