The amount of a rRNA 2'-O-methyltransferase fibrillarin (human) when measured in cerebrospinal fluid. The trait is OBA_2057407 (level of rRNA 2'-O-methyltransferase fibrillarin (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid rRNA 2'-O-methyltransferase fibrillarin (human) amount.