Test Methodology

• Chemiluminescence

Running Day

• Tuesday, Thursday, Saturday
• Cut-off: 12.00 NN

Turn Around Time

• In-patient: Same day of processing, 5.00 PM
• Out-patient: Next day, 5.00 PM
• STAT: Three hours

Specimen Required

• 4 cc serum (red top)

Patient Preparation

• None

Special Considerations

• Take note if patient is pregnant, note the LMP and weeks of gestation
• Avoid hemolysis