HADH and hyperinsulinemic hypoglycemia, familial, 4: Most FAODs are well-known and responsive to dietary management, wherefore many have been implemented in neonatal screening programs (e.g. Very Long-Chain acyl-CoA Dehydrogenase Deficiency (VLCADD), Medium-Chain acyl-CoA Dehydrogenase Deficiency (MCADD) and Long-Chain 3-Hydroxyacyl-CoA Dehydrogenase Deficiency (LCHADD)).