Hyperphosphatemia is the correct answer not stated, hypoparathyroidism can cause elevated levels of phosphorus causing tingling around the mouth and fingertips and numbness in the extremities
Hypocalcemia Hypoparathyroidism can cause low serum calcium levels. Numbness and tingling in extremities and in the circumoral area around the mouth are the hallmark signs of hypocalcemia. Normal calcium level is 9 to 11 mg/dl.