The amount of a 6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase 3 (human) when measured in cerebrospinal fluid. The trait is Ontology of Biological Attributes id OBA_2059043 (level of 6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase 3 (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid 6-phosphofructo-2-kinase/fructose-2,6-bisphosphatase 3 (human) amount.