Preferred Sample Type


Suitable Specimen Types

Citrated Plasma


Specimen Volume

2 x 3.5 mL

Specimen Transport

Standard transport to laboratory.

Sample Preparation

Samples for any coagulation tests must be filled to the black fill line indicated on the sample tube. Any sample filled above or below this level will be rejected and a repeat sample will be required

Turnaround Time

7 days

Sample Processing In Laboratory

Sample should be centrifuged

Sample Stability

4 hours from venepuncture

General Information

Note: For external requests please click Here for Coagulation Disorders request form. Please complete all information fully 


Requests are sent to Heartlands Hospital Birmingham for analysis

Reference Range

Provided by referral laboratory

General Information

General information about the website and its content

Location of Laboratories

Where the laboratories are located and information about the services offered at each laboratory