Sign in →

Test Code LAB115 Prealbumin, Plasma or Serum

Reporting Title

Prealbumin

Methodology

Roche Diagnostics, Immunoturbidimetric

Prealbumin is produced by liver. It has a 2-day half-life and rapidly decreases with acute liver damage, dietary deficiency, or inflammatory processes.

Performing Laboratory

OhioHealth Laboratory Services-RMH, GMC, DH, and MH Core Laboratories

Specimen Requirements

Submit only 1 of the following specimens:

 

Preferred:

Serum

Draw blood in a gold-top serum gel tube(s). Spin down and send 1 mL of serum refrigerated.
Note:

1. A speckled-top serum gel tube (s) or a plain, red-top tube(s) is also acceptable.

2. Indicate serum on request form.

3. Label specimen appropriately (serum).

 

Alternate: 

Plasma

Draw blood in a mint green-top (heparin) gel tube(s). Spin down and send 1 mL of heparinized plasma refrigerated.

Note:  1. Indicate plasma on request form.

2. Label specimen appropriately (plasma).

Specimen Stability Information

Specimen Type Temperature Time
Serum or plasma Refrigerated 3 days
  Ambient   
  Frozen  6 months

 

 

Specimen Transport Temperature

Refrigerate/Ambient OK/Frozen OK

Reference Values

20-40 mg/dL

Note:  Patients with IgM monoclonal gammopathies may have falsely lowered results.

 

 

Day(s) Test Set Up

Monday through Sunday; Continuously

Test Classification and CPT Coding

84134