Vitamin D deficiency may affect which nutritional aspect in patients after gastro-surgery?

Vitamin D plays a crucial role in calcium absorption in the body. After gastro-surgery, patients often experience changes in their digestive system that can affect nutrient absorption, particularly for fat-soluble vitamins like vitamin D. Adequate levels of vitamin D are necessary for the intestine to effectively absorb calcium from the diet. Therefore, a deficiency in vitamin D can lead to decreased calcium absorption, which is particularly concerning for post-surgical patients who may already be at risk for deficiencies due to altered digestive anatomy and functions.

This context highlights how important it is for gastro-surgery patients to monitor not only their vitamin D levels but also their calcium intake to ensure they maintain bone health and prevent potential complications like osteoporosis. Understanding this relationship helps in managing the nutritional needs of patients recovering from gastro-surgery effectively.