Medicine Disorders of Parathyroid Gland debd7601 Low serum alkaline phosphatase is seen with A Hypoparathyroidism B Hypophosphatasia C Hyperparathyroidism D Pseudo-hypoparathyroidism High-Yield Explanation SAP| - Hypophosphatasia SAP| - Rickets, increase PTH SAP|||- Paget's SAP Normal - Hypoparathyroidism,Pseudo hypoparathyroidism,Multiple myeloma,Osteoporosis