A 10-Year Experience in Intraoperative Parathyroid Hormone Measurements for Primary Hyperparathyroidism: A Prospective Study of 91 Previous Unexplored Patients

Table 1

Demographic, clinical, and biochemical aspects in 91 patients, with PHP.

Variable
Patients	91
Age, mean (range) y	54 (12–80)
Gender, N°. (%)
Male	18 (19.8)
Female	73 (80.2)
Symptoms, N°. (%)
none	13 (14.3)
Kidney stones	47 (51.6)
Osteoporosis	37 (40.7)
Pathologic bone fracture	4 (4.4)
Renal disease related to PHP	4 (4.4)
Biochemical
iCa, mean (range) mmol/L	1.64 (1.37–2.50)
tCa, mean (range) mg/dL	12.0 (10.5–19.3)
iPTH, mean (range) pg/dL	425.6 (74–2605)

Reference: iCa: 1.15–1.32 mmol/L; tCa: 8.5–10.5 mg/dL; PTH 11–65 pg/dL.