The amount of a X-linked interleukin-1 receptor accessory protein-like 2 (human) when measured in cerebrospinal fluid. The trait is OBA_2081122 (level of X-linked interleukin-1 receptor accessory protein-like 2 (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid X-linked interleukin-1 receptor accessory protein-like 2 (human) amount.