Audio Qbank – Q179 – A 51F undergoes thyroidectomy

 

A 51-year-old woman undergoes a total thyroidectomy for a 3-cm papillary thyroid carcinoma. One day after the procedure, she has paresthesias of her hands and feet. Vitals are within normal limits. Carpopedal spasm is noted on inflation of the blood pressure cuff. Which of the following combinations of findings is most likely in this patient?

 

↑ Fecal calcium; ↑ Serum calcium; ↔ pH
↑ Fecal calcium; ↑ Serum calcium; ↓ pH
↑ Fecal calcium; ↓ Serum calcium; ↔ pH
↑ Fecal calcium; ↓ Serum calcium; ↑ pH
↓ Fecal calcium; ↑ Serum calcium; ↔ pH
↓ Fecal calcium; ↑ Serum calcium; ↓ pH
↓ Fecal calcium; ↓ Serum calcium; ↔ pH
↓ Fecal calcium; ↓ Serum calcium; ↑ pH

 

Cut-to-the-chase Answer (0:37):
HY USMLE Answer (2:13):