The amount of a a disintegrin and metalloproteinase with thrombospondin motifs 13 (human) when measured in cerebrospinal fluid. The trait is level of a disintegrin and metalloproteinase with thrombospondin motifs 13 (human) in cerebrospinal fluid (OBA_2059473). Also known as: cerebrospinal fluid a disintegrin and metalloproteinase with thrombospondin motifs 13 (human) amount.