Bleeding With Normal aPTT/PT
Use
Assist in the determination of a cause of bleeding in a patient with a normal aPTT and PT.
Special Instructions
Not provided.
Limitations
The test results may not account for all potential factors causing bleeding disorders and a normal aPTT/PT. Incorrect specimen handling, such as improper centrifugation or inadequate mixing, can impact test accuracy. Additionally, some bleeding disorders may not be detected due to limitations in detecting certain coagulation abnormalities.
Methodology
Other
Biomarkers
LOINC Codes
- 3209-4 - Fact VIII Act/Nor PPP
- 3187-2 - Fact IX Act/Nor PPP
- 3226-8 - Fact XI Act/Nor PPP
- 3241-7 - Fact XIII Clot Dis 24h PPP Ql
- 3255-7 - Fibrinogen PPP-mCnc
- 107372-5 - GPIbM Act/Nor PPP
- 27816-8 - vWF Ag Act/Nor PPP IA
- 27810-1 - Plasm Inhib Act/Nor PPP Chro
- 5975-8 - PAI1 Ag PPP IA-aCnc
Result Turnaround Time
4-5 days
Related Documents
For more information, please review the documents below
Specimen
Plasma
Volume
6 mL
Minimum Volume
3 mL
Container
Blue-top (sodium citrate) tube
Collection Instructions
Citrated plasma samples should be collected by double centrifugation. Collect blood in a blue-top tube with 3.2% sodium citrate. Fill tubes completely, mix by gentle inversion. Centrifuge for 10 minutes, remove two-thirds of plasma, recentrifuge, and freeze immediately.
Patient Preparation
Do not draw from an arm with a heparin lock or heparinized catheter.
Storage Instructions
Freeze plasma immediately and maintain frozen until testing.
Other tests from different labs that may be relevant