PTD - 41

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Test Directory -  PNH

Synonyms

Paroxysmal Nocturnal Haemoglobinuria

Clinical Indications

PNH suspected by Haematology consultant

Test Includes

CD14 and CD16

Request Form

Combined Pathology Blood form (Yellow/Black or Blue for GP's)

Availability

Analysed by referral lab if specific criteria met

Specific Criteria

Requested by Consultant Haematologist or if agreed with Consultant Haematologist. 

Turnaround Time

24 hours

Specimen

Whole blood (EDTA)

Volume

1 x 6ml mL.

Container

Large purple top (EDTA) tube

Collection

Sample must be transported to the laboratory immediately. Collected Thursday morning if possible.

Lab. Handling

Send by courier, preferably on Thursday run, to Royal London Hospital

Causes for Rejection

Unlabelled / inadequately labelled sample. Not meeting specific criteria for analysis.

Interpretation

See report

        

 

Version 1.0 / January 2013