NHS calls national blood shortage amber alert

25 July 2024

Donor at session holding a blood donation bagA perfect storm of increased demand of O type blood from hospitals following the recent cyber attack which has impacted London hospitals and reduced collections due to high levels of unfilled appointments at donor centres in town and city centres, has caused stocks of blood to drop to unprecedentedly low levels.

NHS Blood and Transplant has written to hospitals today to issue an “Amber Alert” asking them to restrict the use of O type blood to essential cases and use substitutions where clinically safe to do so. O negative and O positive donors are asked to urgently book and fill appointments at donor centres.

Today, national stocks of O Negative are 1.6 days and overall national stocks of blood across all types is 4.3 days. On average, there are around 50,000 appointments to fill each week. There are over 12,000 appointments still to fill in donor centres over the next two weeks.

An Amber Alert is an important part of the NHS’s business continuity plan for blood stocks. It triggers hospitals being able to:

  • implement their emergency measures to minimise usage;
  • move staff to laboratories to vet the use of all O type blood; and
  • use patient blood management systems to minimise use of O type blood.

Hospitals will continue to carry out urgent, emergency or trauma surgery, cancer surgery, transplant surgery and blood transfusions to treat people with long term conditions.

NHSBT runs 235 mobile sessions a week in community venues which are regularly close to fully booked. Sessions in the 25 donor centres have a higher number of appointments available. To supply hospitals with the 1.5 million units of blood they need to treat patients, appointments need to be close to fully booked all year round.

Register now and book an appointment through our website, on the GiveBloodNHS app or call 0300 123 23 23.

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