Prostate Specific Antigen - free/total ratio
REQUESTING AND COLLECTING
Container(s):
Serum (gold-top) - Preferred

Heparin tube (5 mL lime-top) - Acceptable

GENERAL INFORMATION

Availability:
Test performed daily Results available 4 hours of sample arrival in

laboratory.

Reference Intervals:
Free / total ratio:

< 0.10 - high probability (>90%) of prostate cancer

>0.26 - low probability (<10%) of prostate cancer

(ranges apply to total PSA between 2 and 20 ug/L only)

Free and total PSA measured on Beckman Coulter DxI analyser from

2/9/2018.

Laboratory:
Auto Chemistry (8382-9164)

Patient Results:
(02) 8382-9100
Synonyms:
Free / total PSA ratio

Free PSA

PSA - free
.
INSTRUCTIONS FOR REFERRING LABORATORIES
Handling & Transport:
Centrifuge sample, store and transport serum at 4 degrees
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INSTRUCTIONS FOR HANDLING AT SYDPATH
SydPath Handling:
SPRO: Place on MPA (heparin first unless serum first for other tests)

Data Entry Code:
PFT

SydPath Division:
Chemical Pathology

.

Date/Time published: 27/05/2020 16:36:40
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