PSA Screen, Grand Itasca


Sunquest Code:GHPSAS  
Epic Code:LAB8041Epic Name:PSA Screen GH
Synonyms:Prostate Specific Antigen
Methodology:Immunoenzymatic
CPT Code:G0103
Turnaround Time:Performed and reported 24 hours/day.


Collection Instructions

Specimen:Blood
Optimal Volume:2 mL
Minimum\Peds Volume:1.2 mL
Container:Red or gold (gel) (Red (no gel))
Contraindications:Large doses of biotin (10 mg or more per day) may cause clinically significant interference in prolactin levels. If interference is suspected, it is strongly reocmmended that biotin is discontinued for at least one week prior to retesting.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 1 mL; 0.5 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Chemistry  (Grand Itasca GICH)


Interpretive

Reference Range:Less than 3.1 ng/mL
Use:Elevated in many patients with prostate cancer, as well as in some patients with prostatic hypertrophy. Primarily used to track progression of prostatic carcinoma, monitor therapeutic response, and identify recurrence of disease. Half-life is approximately 2 days.


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