Causes of Hypocalcemia by Clinical Cause Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from low circulating calcium levels Autoimmune disease - Autoimmune parathyroid gland destruction Family history of hypocalcemia - Genetic defects in calcium-sensing receptor or parathyroid hormone secretion Limited ultraviolet light exposure or poor dietary intake - Vitamin D deficiency Malabsorption syndrome - Vitamin D deficiency Neck surgery - Low or absent parathyroid hormone with parathyroid gland removal Renal disease - Secondary hyperparathyroidism #Hypocalcemia #Causes #Differential #Diagnosis #Endocrinology
