A 45-year-old woman with grade II obesity (BMI 37.39 kg/m²) underwent thyroidectomy in September 2008, developing postsurgical hypoparathyroidism (albumin-corrected calcium: 7.2 mg/dL, PTH < 6 pg/mL, calciuria > 500 mg/24 h, albumin 3.5 g/dL). Treatment was initiated with calcitriol 0.25 μg/day (up to 1.50 μg/day), calcium carbonate 2 g every 8 h, calcifediol 0.266 μg every 2 weeks, and hydrochlorothiazide 25 mg/day. With this regimen, she maintained clinical and biochemical stability for 7