Elevated C8 (Octanoylcarnitine)
A significantly high concentration of octanoylcarnitine, often accompanied by elevated C6 and C10, pointing directly to MCAD deficiency.
A blood sample is evaluated using tandem mass spectrometry to detect and quantify various acylcarnitines. This identifies blockages in fatty acid oxidation by showing characteristic elevations of specific medium-chain intermediates.
A significantly high concentration of octanoylcarnitine, often accompanied by elevated C6 and C10, pointing directly to MCAD deficiency.