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TEST DESCRIPTION

TEST CODE

RVT3

CPT CODE

84482

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

Reverse T3

SYNONYMS

NA

COLLECTION

SPECIMEN

Whole Blood

COLLECTION CONTAINERS

Gold top tube (SST)

COLLECTION AMOUNTS

Preferred: 4.0mL
Minimum: 2.0mL

REJECTION CRITERIA

Grossly hemolyzed specimens are unacceptable.

PROCESSING

SPECIMEN PROCESSING INSTRUCTIONS

Allow serum specimen to clot completely at room temperature. Centrifuge specimen and separate serum or plasma from cells into a transport tube ASAP or within two hours of collection. Freeze.

PROCESSING SPECIMENS

Serum

PROCESSED AMOUNTS

Preferred: 2.0mL
Minimum: 0.7mL

PROCESSING CONTAINER

Transfer tube(s)

SHIPPING/TRANSPORT & STORAGE

STABILITIES/STORAGE

AMBIENT
REFRIGERATED
FROZEN

1 day(s)
7 day(s)
3 month(s)

SHIPPING INSTRUCTIONS

Ship frozen (use dry ice if necessary to prevent thawing).