The amount of a UTP--glucose-1-phosphate uridylyltransferase (human) when measured in cerebrospinal fluid. The trait is Ontology of Biological Attributes identifier OBA_2059040 (level of UTP--glucose-1-phosphate uridylyltransferase (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid UTP--glucose-1-phosphate uridylyltransferase (human) amount.