#USMLE #Step #Lesson #Fructose #Galactose #metabolism #deficiencies [ad_1] Problems of fructose metabolism are important fructosuria the place fructokinase is flawed. Hereditary fructose intolerance is brought on by a deficiency in aldolase B, rather more extreme, signs together with jaundice, cirrhosis, and vomiting. Galactokinase deficiency causes cataracts as a consequence of galactitol buildup within the eye