<prompt> A patient undergoes thyroid surgery, following which he develops perioral tingling. Blood calcium is 8.9 meqL. Next step is:Vitamin D orallyOral calcium and Vitamin DIntravenous calcium gluconate and serial monitoringWait for calcium to decrease to 7.0 before taking fuher action  <response>: Management of Post-Operative Hypocalcemia: Transient Hypocalcemia Prolonged or permanent Hypocalcemia Asymptomatic with calcium level 8 mgdl: No Treatment Mild Symptoms or calcium level 8 mgdl: Oral calcium Severe symptoms: IV Calcium Oral calcium with Vitamin-D If hypocalcemia is expected to be prolonged or permenant as following a 3 and 12 gland parathyroid resection or following total parathyroidectomy with autograft then oral calcium should be staed as soon as possible with Vitamin-D. Ref: Sabiston 20th edition Pgno: 919 