The amount of a 3-keto-steroid reductase/17-beta-hydroxysteroid dehydrogenase 7 (human) when measured in cerebrospinal fluid. The trait is Ontology of Biological Attributes identifier OBA_2058203 (level of 3-keto-steroid reductase/17-beta-hydroxysteroid dehydrogenase 7 (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid 3-keto-steroid reductase/17-beta-hydroxysteroid dehydrogenase 7 (human) amount.