The amount of a phosphatidylinositol-3,5-bisphosphate 3-phosphatase MTMR6 (human) when measured in cerebrospinal fluid. The trait is level of phosphatidylinositol-3,5-bisphosphate 3-phosphatase MTMR6 (human) in cerebrospinal fluid (OBA_2081715). Also known as: cerebrospinal fluid phosphatidylinositol-3,5-bisphosphate 3-phosphatase MTMR6 (human) amount.