The amount of a 4-hydroxy-2-oxoglutarate aldolase, mitochondrial (human) when measured in cerebrospinal fluid. The trait is level of 4-hydroxy-2-oxoglutarate aldolase, mitochondrial (human) in cerebrospinal fluid (OBA_2059616, an Ontology of Biological Attributes term). Also known as: cerebrospinal fluid 4-hydroxy-2-oxoglutarate aldolase, mitochondrial (human) amount.