Coagulation Screen Basic (Blood)

Testing Laboratories

Department

Haematology

Delphic Registration Code (Alpha Code)

HS1

Test Code (Numeric Code)

1731

Laboratory Handling

Phlebotomy

Tube must be filled up to the "Fill Line"

Registration

HS1 + MHP code if test done in Lab MHP

Sample Stability

PR and APTT - 12 hours at room temperature. Fibrinogen - 24 hours at room temperature. Platelet Count analysis should occur within 6 hours of collection but may be processed up to 24 hours post collection if the sample is refrigerated at 4 degrees C.

Associated Tests

• Activated Partial Thromboplastin Time (Blood)
• Prothrombin Ratio (Blood)
• Fibrinogen Assay (Blood)
• Platelet Count (Blood)

Synonyms

Coagulation Basic Screening, Haemostasis Screen

Turnaround Time

1 hour

Available 24 hours

Specimen Type

• Plasma
• Whole Blood

Specimen Requirements

Tube/Container Type:

Preferred

• Citrate (Light Blue Cap)
• EDTA (Lavender Cap)

Preferred Sample Volume (ml)

2.7

Paediatric Specimen Requirements

Tube/Container Type:

Preferred

• EDTA (Microtainer)
• Citrate (Light Blue Cap)

Preferred Sample Volume (ml)

1

Additional Specimen Information

Tube must be filled up to the "Fill Line".

1 mL paediatric tubes are available from Coagulation Laboratory and must be filled up to the "Fill-Line".

Please send an EDTA (purple top) tube for the platelet count

Uncertainty of Measurement

PR 5%; APTT 6%; FIB 6%;

Additional Costing Information

For pricing inquiries, please contact us at 092760167

Lupus Anticoagulant Screen includes:
Activated Partial Thromboplastin Time, Prothrombin Ratio and Dilute Russell's Venom Time (DRVV).This may also include a Kaolin clotting time (determined by the laboratory) depending upon the pattern of the DRVV results and basic coagulation screen
If clotting times are prolonged, additional testing including mixing studies are performed.

Thrombophilia Screen includes:
Basic Coagulation screen, Antithrombin, Free protein S, Activated Protein C resistance, Protein C and Lupus anticoagulant.

If patient is on heparin or warfarin refer to Anticoagulant Monitoring

Specialised Screens:
1. Von Willebrand/Minimal Bleeding Disorder Screen
2. Thrombophilia Screen
3. Fibrinolysis Screen (requires prior consultation with Scientist in Charge of the Haemostasis Laboratory, Haematology Registrar or Haematologist).

Queries regarding choice and interpretation of tests may be referred to the Scientist in Charge, Registrar, or Haematologist.

Queries with regards to patient management should be referred to the Registrar or Haematologist.

Contact Information

Contact Information