Table 2
PatientCPPAMCF-GlucuronideNac-OH2-aNac-AcidCPPA/ MercapturatesCPPA + Mercapturates/ MCF-Glucuronide
 176.7  ± 5.383.7  ± 7.842.8  ± 1.92.3  ± 0.21.21.5
 232.9  ± 0.65.5  ± 0.211.9  ± 1.02.9  ± 0.52.38.6
 327.1  ± 0.318.8  ± 0.417.9  ± 0.44.0  ± 0.21.22.6
 435.1  ± 3.126.7  ± 0.68.8  ± 0.50.9  ± 0.43.61.7
 522.2  ± 2.218.2  ± 1.910.2  ± 6.32.4  ± 0.11.31.9
 622.6  ± 1.912.6  ± 0.520.3  ± 0.34.0  ± 0.21.33.7
 78.4  ± 0.38.4  ± 0.25.2  ± 0.10.8  ± 0.01.93.1
 830.4  ± 1.314.4  ± 0.212.3  ± 0.35.3  ± 0.12.53.3
 930.1  ± 1.829.7  ± 0.919.2  ± 0.15.0  ± 0.11.81.8
1040.9  ± 5.054.2  ± 2.723.4  ± 0.43.8  ± 0.12.21.3
1122.4  ± 2.323.3  ± 1.030.1  ± 2.03.3  ± 0.11.02.4
1249.5  ± 0.351.8  ± 3.252.8  ± 1.09.2  ± 0.11.12.2
1330.3  ± 5.444.1  ± 2.224.0  ± 0.25.6  ± 0.11.51.4
1439.5  ± 2.327.9  ± 1.118.3  ± 0.45.0  ± 0.12.42.3
1524.5  ± 1.514.1  ± 0.616.3  ± 0.63.6  ± 0.11.83.1
1622.6  ± 1.514.8  ± 0.511.8  ± 0.14.2  ± 0.12.02.6
1726.5  ± 2.325.7  ± 2.322.0  ± 0.71.7  ± 0.41.62.0
1822.9  ± 0.616.3  ± 0.313.4  ± 0.32.3  ± 0.12.12.4
1921.1  ± 0.243.0  ± 1.240.2  ± 0.61.2  ± 0.70.71.5
2015.4  ± 0.47.2  ± 0.310.3  ± 0.12.5  ± 0.11.73.9
2118.2  ± 0.27.4  ± 0.28.5  ± 0.14.1  ± 0.12.14.2
2226.5  ± 0.816.0  ± 0.511.2  ± 0.33.1  ± 0.12.72.6
2314.7  ± 0.18.2  ± 0.110.1  ± 0.13.2  ± 0.11.63.4
2418.4  ± 0.16.4  ± 0.25.0  ± 0.11.0  ± 0.04.53.9
2523.2  ± 0.515.3  ± 0.710.8  ± 0.21.7  ± 0.02.72.4
2618.4  ± 0.710.6  ± 0.26.8  ± 0.73.9  ± 0.12.52.7
2710.7  ± 0.516.9  ± 2.76.9  ± 0.11.7  ± 0.01.71.2
2826.2  ± 0.9103.8  ± 0.612.0  ± 0.21.8  ± 0.12.80.4
2929.0  ± 0.513.4  ± 0.713.7  ± 0.55.1  ± 0.32.23.7
3027.6  ± 0.434.6  ± 0.314.7  ± 0.02.6  ± 0.12.31.3
3123.5  ± 0.817.0  ± 1.810.0  ± 0.43.4  ± 0.22.52.1
3232.2  ± 0.616.0  ± 0.419.0  ± 0.13.4  ± 0.12.13.4
339.3  ± 0.23.9  ± 0.23.7  ± 0.21.9  ± 0.12.43.8
3425.1  ± 0.612.3  ± 0.313.6  ± 0.25.0  ± 0.11.93.6
Average26.6  ± 12.224.2  ± 21.616.4 ± 10.83.3  ± 1.72.0  ± 0.72.5  ± 1.0
(not including data from patient 2)

FBM patients

All metabolites are reported as a percentage of excreted felbamate. Mercapturates = Nac-OH + Nac acid combined.

  • 2-a Nac-OH,N-acetyl-S-(2-phenylpropan-3-ol)-l-cysteine; Nac-acid, N-acetyl-S-(2-phenylpropanoic acid)-l-cysteine.