Causes of Hypercalcemia - Differential Diagnosis Algorithm • Primary Hyperparathyroidism • Possible Familial Hypocalciuric Hypercalcemia • Humoral Hypercalcemia of Malignancy • Lymphoma, Granulomatous Disorders (eg sarcoidosis, tuberculosis) • Vitamin D Intake • Myeloma, Osteolytic Metastasis, Vitamin A, Thyrotropin Dominique Tomacruz, MD @DTomacruzM #Hypercalcemia #Differential #Diagnosis #Algorithm #Causes #endocrinology