Geographical Disease Risk Index

The Geographical Disease Risk Index (GDRI) forms a constituent part of chapter 3, chapter 20 and chapter 22 of the Guidelines for the Blood Transfusion and Tissue Transplantation Services in the UK.

It is for the assessment of travel-related risks for the donation of blood, tissues and cells, and is for healthcare professionals trained in its use.

View the guidelines

Additional resources

Latest updates

Change number	Title	Updated	Guidelines affected	Release
Change notification number 34-2026	Title Correction - Saudi Arabia (PDF only, 190KB)	Update date 17 September 2026	Guidelines affected Geographical index	Release number 58
Change notification number 20-2026	Title VHF risks in the GDRI (PDF only, 243KB)	Update date 11 August 2026	Guidelines affected Geographical index	Release number 57
Change notification number 12-2026	Title Mosquito-borne viruses (PDF only, 454KB)	Update date 11 August 2026	Guidelines affected Geographical indexWhole bloodTissue (deceased)Tissue (live)Bone marrowCord blood	Release number 578166626058
Change notification number 09-2026	Title Changes to be introduced on the new JPAC website (PDF only, 864KB)	Update date 1 May 2026	Guidelines affected Geographical indexWhole bloodTissue (deceased)Tissue (live)Bone marrowCord blood	Release number 568065625957
Change notification number 10-2026	Title Changes to entries in the GDRI and DSGs (PDF only, 418KB)	Update date 1 May 2026	Guidelines affected Geographical indexWhole bloodTissue (deceased)Tissue (live)Bone marrowCord blood	Release number 568065625957

View all updates to the GDRI