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Title: In vivo red blood cell compatibility testing using indium-113m tropolone-labeled red blood cells

Journal Article · · J. Nucl. Med.; (United States)
OSTI ID:6924175

In vivo radionuclide crossmatch is a method for identifying compatible blood for transfusion when allo- or autoantibodies preclude the use of conventional crossmatching techniques. A technique for labeling small volumes of donor red blood cells with (/sup 113m/In)tropolone is reported. The use of /sup 113m/In minimizes the accumulation of background radioactivity and the radiation dose especially so when multiple crossmatches are performed. Labeling red cells with (/sup 113m/In)tropolone is faster and easier to perform than with other radionuclides. Consistently high labeling efficiencies are obtained and minimal /sup 113m/In activity elutes from the labeled red blood cells. A case study involving 22 crossmatches is presented to demonstrate the technique. The radiation dose equivalent from /sup 113m/In is significantly less than with other radionuclides that may be used to label red cells.

Research Organization:
Victoria Hospital, London, Ontario (Canada)
OSTI ID:
6924175
Journal Information:
J. Nucl. Med.; (United States), Vol. 29:5
Country of Publication:
United States
Language:
English