Snapshot A 69-year-old man presents to your clinic with a chief complaint of changes in his vision. He has a past medical history of diabetes mellitus type II and medication non-compliance. The patient states that after a very large meal in which he consumed a family-sized bucket of chicken, a glass of maple syrup, and an entire wedding cake, he noticed that his vision became very blurry. He notes that this tends to happen whenever he eats a large meal. Overview sorbitol Pathway alternative method of trapping glucose in the cell tissues with sorbitol dehydrogenase login to view 4 more bullets tissues without sorbitol dehydrogenase login to view 3 more bullets note: galactose can also be converted to an aldose see Galactose Metabolism topic Clinical relevance prolonged hyperglycemia commonly caused by uncontrolled diabetes mellitus pathophysiology login to view 3 more bullets presentation login to view 5 more bullets