List 5 requirements for Medicare coverage of home parenteral nutrition (HPN) under the Prosthetic device act?

• A. Documented evidence of inability to tolerate feeding through the enteral route; Patients with <= 5 feet of small bowel beyond the ligament of Treitz; GI losses exceeding 50% of oral intake (2.5-3 liters per day in and > 1.25 to 1.5 L/day out); Bowel rest is required for at least 90 days; 20-35 calories per kilogram per day is prescribed
• B. Documented evidence of inability to tolerate feeding through the enteral route only
• C. GI losses exceeding 10% of oral intake only
• D. Bowel rest for 30 days and a fixed lipid prescription

Answer: (A)