The amount of a transmembrane emp24 domain-containing protein 2 (human) when measured in cerebrospinal fluid. The trait is level of transmembrane emp24 domain-containing protein 2 (human) in cerebrospinal fluid (OBA_2058904, an Ontology of Biological Attributes id). Also known as: cerebrospinal fluid transmembrane emp24 domain-containing protein 2 (human) amount.