The amount of a leukocyte immunoglobulin-like receptor subfamily A member 1 (human) when measured in cerebrospinal fluid. The trait is level of leukocyte immunoglobulin-like receptor subfamily A member 1 (human) in cerebrospinal fluid (OBA_2056305). Also known as: cerebrospinal fluid leukocyte immunoglobulin-like receptor subfamily A member 1 (human) amount.