The amount of a guanine nucleotide-binding protein G(q) subunit alpha (human) when measured in cerebrospinal fluid. The trait is Ontology of Biological Attributes entry OBA_2057997 (level of guanine nucleotide-binding protein G(q) subunit alpha (human) in cerebrospinal fluid). Also known as: cerebrospinal fluid guanine nucleotide-binding protein G(q) subunit alpha (human) amount.