The amount of a cytosolic endo-beta-N-acetylglucosaminidase (human) when measured in cerebrospinal fluid. The trait is Ontology of Biological Attributes term OBA_2059924 (level of cytosolic endo-beta-N-acetylglucosaminidase (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid cytosolic endo-beta-N-acetylglucosaminidase (human) amount.