COLLAGEN TYPE I C-TELOPEPTIDE(CTX) - Test Directory
Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | 0 1 2 3 4 5 6 7 8 9 Test Name Methodology LOINC Code Collagen Type I C-Telopeptide(CTx) Electrochemiluminescent Immunoassay 41171-0 SPECIMEN REQUIREMENTS Specimen Specimen Volume (min) Specimen Type
Index:
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
Collagen Type I C-Telopeptide(CTx)
|
Electrochemiluminescent Immunoassay | 41171-0 |
| SPECIMEN REQUIREMENTS | ||||
|---|---|---|---|---|
| Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment |
| Preferred | 1 mL (0.5) | Serum | Clot Activator (Red Top, No-Gel) | Frozen |
| Instructions | Notes: 0.3 mL (Note: This volume Does NOT allow for repeat testing). Specimen Type: Gel-barrier tube Specimen Storage: FREEZE Specimen Collection: It is recommended to draw blood as fasting, morning samples. Samples should not be taken from patients receiving therapy with high biotin doses (i.e. > 5 mg/day) until at least 8 hours following the last biotin administration. Separate serum from cells within 45 minutes of collection and Freeze. Transfer specimen to a plastic transport tube before freezing. To avoid delays in turnaround time when requesting multiple test on frozen samples, PLEASE SUBMIT SEPARATE FROZEN SPECIMENS FOR EACH TEST REQUESTED. Special Instructions: Testing is performed at Esoterix Endocrinology Laboratory: ES#500130 This test may exhibit interference when sample is collected from a person who is consuming a supplement with a high dose of biotin (also termed as vitamin B7 or B8, vitamin H, or coenzym Specimen Stability: Ambient: 1 day, Refrigerated : 14 days, Frozen: 2 years |
| GENERAL INFORMATION | |
|---|---|
| Expected TAT | 3 - 5 days |
| Clinical Use | CTx is useful to asses bone resorption in patients with metabolic bone disease. The test is also useful in monitoring therapy to slow or halt osteoporotic bone loss. |
| Performing Labcorp Test Code | 500089 |
| CPT Code(s) | 82523 |
| Lab Section | Reference Lab |