Albumin‐adjusted calcium only; no thiazides or lithium; single lab value for basal cohort. Of 64 patients with follow‐up, only 1 developed hypercalcemia (1.5%), and 49 (76.5%) were reclassified as normal or with SHPT. Lab measurements only once at baseline and follow‐up. The gene discussed is ALB; the disease is Hypercalcemia.