W6-phosphogluconate dehydrogenase deficiency
WAldolase A deficiency
WEssential fructosuria
WFructose bisphosphatase deficiency
WFructose malabsorption
WGalactokinase deficiency
WGalactose-1-phosphate uridylyltransferase deficiency
WGalactosemia
WGlucose-6-phosphate dehydrogenase deficiency
WGlucose-galactose malabsorption
WGlycogen storage disease
WGlycogen storage disease type 0
WGlycogen storage disease type I
WGlycogen storage disease type II
WGlycogen storage disease type III
WGlycogen storage disease type IV
WGlycogen storage disease type V
WGlycogen storage disease type VI
WHereditary fructose intolerance
WHyperoxaluria
WPentosuria
WPhosphofructokinase deficiency
WPyruvate kinase deficiency
WSucrose intolerance
WTransaldolase deficiency
WTriosephosphate isomerase deficiency