The amount of a fructose-2,6-bisphosphatase TIGAR (human) when measured in cerebrospinal fluid. The trait is level of fructose-2,6-bisphosphatase TIGAR (human) in cerebrospinal fluid (OBA_2081171). Also known as: cerebrospinal fluid fructose-2,6-bisphosphatase TIGAR (human) amount.