Angiotensin-Converting Enzyme Inhibition and Parathyroid Hormone Secretion

Figure 2

Change in PTH levels with lisinopril in primary HPT participants. Grey lines: participants with lower PTH post-lisinopril. Dashed grey lines: participants with higher PTH post-lisinopril. Black line: mean PTH. PTH, parathyroid hormone; HPT, hyperparathyroidism; ULN, upper limit of normal.