PROSTATE SPECIFIC ANTIGEN / PSA

PROSTATE SPECIFIC ANTIGEN / PSA

LABORATORY SECTION:

  • Serology/Immunology

METHODOLOGY:

  • fluorescence immunoassay (FIA)
  • sandwich immunodetection method

PURPOSE:

  • aids in the management and monitoring of prostate cancer or other prostate disorder
  • helps to determine the necessity for a biopsy
  • to monitor the effectiveness of treatment for prostate cancer
  • to detect recurrence of prostate cancer

PATIENT PREPARATION:

  • No patient preparation needed

TYPE OF SPECIMEN:

  • 2-3 mL of serum (red top)

REJECTION OF SPECIMEN:

  • Hemolyzed specimen
  • Improperly labeled tube

 

RUNNING DAY:

  • Everyday

 

SPECIMEN STABILITY:

  • ROOM TEMPERATURE (20-24°C)

 

  • REFRIGERATED TEMPERATURE (2-8°C)

 

  • 5 days

 

  • 7 days

RELEASING OF RESULTS:

  • 2-3 hours after blood extraction