Specimen: 20 mL (10 mL min.) aliquot of second morning urine. Do not use preservatives. Acidified specimen is not acceptable. Ship refrigerated or frozen.
Stability (Room): 5 hrs
Stability (Refrigerated): 5 days
Stability (Frozen): 30 days
Price: Contact Medilab
Turnaround time (TAT): 20 – 25 days
Usage: NTx is useful to assess bone resorption in patients with metabolic bone disease. The test is also useful in monitoring therapy to slow or halt osteoporotic bone loss. A decline of 30% or more of NTx over a six-month period suggests effective therapy.
Components: *NTx *Creatinine
Home Collection: Available
Pre-test Information: Second morning urine sample required.