S.C., 49 years of age, was found unconscious in a vacant house and was brought to the emergency department. He had an elevated blood alcohol level and eventually manifested delirium tremens. Now, a...

S.C., 49 years of age, was found unconscious in a vacant house and was brought to the emergency department. He had an elevated blood alcohol level and eventually manifested delirium tremens. Now, a week later, he is in stable condition on a medicalsurgical unit. He is weak and malnourished, and he cannot remember how he got to the hospital. The nurse is reviewing his medication list and notes that several vitamin supplements are ordered. 1. Based on S.C.’s history, what vitamin deficiencies are possible? 2. Which vitamin supplement is especially used to treat complications associated with alcoholism? Explain your answer. 3. S.C. is receiving large doses of several vitamins, and the nurse is concerned about vitamin toxicities. Which type of vitamin, water-soluble or fat-soluble, carries the risk of toxicities? Explain your answer. 4. Because of S.C.’s long-term malnourished state, the physician is concerned about the condition of his bones and starts S.C. on phosphorus and calcium supplementation, along with vitamin D. Explain the rationale behind the addition of vitamin D.