Referred to HMDC Laboratory, Kings College Hospital, London SE5 9RS or Molecular Diagnostic Lab, Hammersmith Hospital, London W12 0HS.

Alternative names, keywords


Samples required

20 mL peripheral blood in EDTA (purple cap/ black cap ring, usually 5x 4 mL tubes). Smaller tubes are available for paediatric samples.

Samples should only be sent Monday-Wednesday or before 3pm on Thursday.

Test indications

Referred by Haematology Department by agreement of consultant haematologist.

Reference range

Interpretive report.

Turnaround time

5 days from when referral laboratory receives samples. Additional time is required to process results when they are received, typically less that one week.


Haematology (Immunohaematology)