Effective July 28, 2020, MLabs will change the reference range for Beta-CrossLaps (Beta-CTX), Serum (CTX) testing per Mayo Medical Laboratories.
Current Reference Range |
New Reference Range |
Males: <18 years: not established 18-30 years: 120-946 pg/mL 31-50 years: 93-630 pg/mL 51-70 years: 35-836 pg/mL >70 years: not established
Females: <18 years: not established Premenopausal: 25-573 pg/mL Postmenopausal: 104-1,008 pg/mL |
Males: <5 years: 242-1292 pg/mL 5-9 years: 351-1532 pg/mL 10-15 years: 447-2457 pg/mL 16-17 years: 478-1666 pg/mL 18-30 years: 120-946 pg/mL 31-50 years: 93-630 pg/mL 51-70 years: 35-836 pg/mL >70 years: not established
Females: <5 years: 347-1508 pg/mL 5-9 years: 383-1556 pg/mL 10-15 years: 311-1776 pg/mL 16-17 years: 146-1266 pg/mL Premenopausal: 25-573 pg/mL Postmenopausal: 104-1008 pg/mL |