For coverage of HPN under the prosthetic device act, which scenario is typical?

• A. ≤ 5 feet of small bowel beyond the ligament of Treitz
• B. > 10 feet of small bowel beyond the ligament of Treitz
• C. 6-9 feet of small bowel beyond the ligament of Treitz
• D. 0 feet of small bowel beyond the ligament of Treitz

Answer: (A)

Understanding how residual small bowel length drives dependence on parenteral nutrition is key. In short bowel syndrome, the amount of small intestine remaining beyond the ligament of Treitz determines how well a person can absorb nutrients. When only a small amount of bowel remains (five feet or less beyond Treitz), absorptive capacity is severely limited, so long-term parenteral nutrition is typically necessary. This makes such a scenario the one most commonly eligible for coverage under the prosthetic device act for home parenteral nutrition. If there’s more remaining bowel—six to nine feet or more than ten feet—the patient is more likely to tolerate nutrition enterally or orally, reducing the need for PN and making coverage less typical. While extreme cases like zero feet beyond Treitz would also require PN, the standard, typical qualifying scenario is ≤ five feet of remaining small bowel.