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Test Code Rev T3 UM T3, Reverse

Clinical System Name

Reverse T3

Synonyms

Reverse T3
T3 Reverse

Triiodothyronine Reverse

Sample Requirements

Specimen: Whole Blood

Container(s):Gold SST or Gold Microtainer or Red or Lavender/EDTA or Dark Green/Sodium Heparin

Preferred Vol: 1.0 mL

Minimum Vol: 0.6 mL

 

Note:

Processing Instructions

Reject due to: Serum not separated from the gel separator within 24 hours of collection.

Spin: Y

Aliquot:Y

Temp: -20 C

Storage location: Spin blood and transfer serum/plasma into a plastic aliquot tube. Store sample in CPA freezer send-outs rack.

 

Off-site collection: Spin blood and transfer serum/plasma into a plastic aliquot tube. Transport room temperature.

Stability

Specimen Type Temperature Time
Serum or plasma Room temp 7 d
  Refrigerated 7 d
  Frozen 30 d

 

Availability

STAT Performed TAT
N Collected daily; Set-up T - Sa at Quest 4 - 8 d

 

Performing Laboratory

Quest Diagnostics - Nichols Institute

33608 Ortega Highway
San Juan Capistrano, CA 92690-6130
 

Phone Number: (800) 553-5445

Department

Department:  Send Outs

 

Phone Number: (206) 987-2563

 

 

Reference Range

8 - 25 ng/dL

 

 

Methodology

Method: LC/MS/MS

Analytical Volume: 0.3 mL serum or plasma

Limitations:

CPT Codes

84482

 

Send Out Instructions

 

Reference Test Name: T3 Reverse, LC/MS/MS
Reference Test Number: 90963
Instructions: Send out M - F with Quest courier.