TEST DESCRIPTION
TEST CODE
VD25
CPT CODE
82670
EXPECTED TURNAROUND TIME
2-5 days
(TAT is the interval starting when a specimen and order are received in the laboratory and ends with release of the test result.) In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary. In the event that reflex testing is performed TAT turnaround times can be extended.
TEST INCLUDES
25-Hydroxycalciferol, 25-OH-D, Fat Soluble Vitamin, VDH, VDH25, VIT D, Vitamin D Screen
SYNONYMS
NA
COLLECTION
SPECIMEN
Whole Blood
COLLECTION CONTAINERS
Gold top tube (SST)
COLLECTION AMOUNTS
Preferred: 4.0mL
Minimum: 1.0mL
PROCESSING
SPECIMEN PROCESSING INSTRUCTIONS
Allow specimen to clot for 20-30 minutes. Centrifuge and immediately separate serum into transport tube.
PROCESSING SPECIMENS
Serum
PROCESSED AMOUNTS
Preferred: 2.0mL
Minimum: 0.5mL
PROCESSING CONTAINER
Transfer tube(s)
SHIPPING/TRANSPORT & STORAGE
STABILITIES/STORAGE
AMBIENT
REFRIGERATED
FROZEN
24 hour(s)
7 day(s)
6 month(s)
SHIPPING INSTRUCTIONS
Ship refrigerated