crossmatch (including blood group and antibody screen)


crossmatch (including blood group and antibody screen)

Additional information

Blood Transfusion samples must be labelled using BloodTrack generated label or handwritten and signed by the person who identified and bled the patient. Please state the volume of blood required in millilitres, the time and date when blood is required and the specific reason for transfusion. Inform the laboratory of any transfusion special requirements and send a special requirements form to the Blood Transfusion Laboratory.

Sending address

Department of Haematology Camelia Botnar Laboratories Great Ormond Street Hospital Great Ormond Street WC1N 3JH

Laboratory service


Sample requirements

2ml venous blood, EDTA (Blood Transfusion bottle only)

Turnaround time

Up to 24 hours


Upon request

Call in advance?

Patient with special transfusion requirements must have a Blood Transfusion special requirements form completed and a copy faxed to the Blood Transfusion Laboratory.


The Haematology Department provides a wide range of specialist tests with a special interest in the diagnosis and monitoring of coagulation disorders.

© 2011 Great Ormond Street Hospital for Children NHS Trust