case_images: PMC8214477_01
case_images: Initiated calcium carbonate at 100 mg/kg/day and low-phosphate formula (A: day of life (DOL) 16) and cholecalciferol at 2000 units/day (B: DOL 19). Weaned calcium carbonate to 75 mg/kg/day (C: DOL 23), 56 mg/kg/day (D: DOL 25), and 26 mg/kg/day (E: DOL 29). Transitioned to regular formula (F: DOL 43). Discontinued calcium carbonate (G: DOL 59). Weaned cholecalciferol to 400 units/day (H: DOL 85).
case_images: CRIE2021-9925707.001.jpg
case_images: PMC8214477_01_CRIE2021-9925707.001.jpg
case_images: fig1
case_images: At seven weeks of age, she resumed cow's milk infant formula with continued normal calcium, phosphorus, and PTH levels (Figure 1).