Analysis of the successful clinical treatment of 140 patients with parathyroid adenoma: A retrospective study

Table 2 Preoperative laboratory tests of 140 patients with parathyroid adenoma

Laboratory test	Mean/median	Reference range
Blood calcium	2.84 ± 0.34 mmol/L	2.2-2.7 mmol/L
Blood phosphorus	0.84 ± 0.29 mmol/L	0.85-1.51 mmol/L
PTH	201.0 pg/mL (99.8 pg/mL)	12-88 pg/mL
ALP	97 U/L (20.1 U/L)	45-125 U/L
BUN	5.20 ± 1.74 mmol/L	2.86-7.14 mmol/L
Cr	64.81 ± 30.55 μmol/L	57-97 μmol/L
UA	345.95 ± 94.73 μmol/L	208-428 μmol/L
24 h-UCa	8.99 ± 3.49 mmol/24 h	0-7.5 mmol/24 h
24 h-UP	15.70 ± 7.46 mmol/24 h	12.9-42.0 mmol/24 h

PTH: Parathyroid hormone; ALP: Alkaline phosphatase; BUN: Blood urea nitrogen; Cr: Creatinine; UA: Uric acid; 24 h-UCa: 24 hour urinary calcium; 24 h-UP: 24 hour urinary phosphorus.