<unk>  (VLCADD) is a fatty acid oxidation disorder which prevents the body from converting certain fats to energy, particularly during periods without food.
Those affected by this disorder have inadequate levels of an enzyme that breaks down a group of fats called very<unk><unk>  fatty acids.
Very long-chain acyl-coenzyme A dehydrogenase deficiency
Alpha-ketoglutarate dehydrogenase deficiency
Long-chain 3-hydroxyacyl-coenzyme A dehydrogenase deficiency
Isobutyryl-coenzyme A dehydrogenase deficiency
Pyruvate kinase deficiency
Ornithine transcarbamylase deficiency
Pyruvate dehydrogenase deficiency
Carnitine palmitoyltransferase deficiency