Strategies for Tranfusing Patients with a Positive DAT (by CACMLE) (Online Course)
Phyllis S. Walker, MS, MT(ASCP)SBB
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Continuing Education Credits
Objectives
- List 3 techniques for determining the phenotype of a patient with a positive DAT.
- Contrast the differences between autologous and allogeneic adsorptions.
- Describe 3 strategies for providing safe transfusions for patients with a positive DAT.
Course Outline
- PowerPoint Slides
- Strategies for Transfusing Patients with a Positive DAT
- Author
- Learning Objectives
- Antibody Identification with a Positive Autocontrol
- Direct Antiglobulin Test
- Direct Antiglobulin Test, cont.
- Autocontrol
- Autocontrol vs. DAT
- Causes of a Positive Autocontrol
- Positive Autocontrol & Negative DAT
- Positive Autocontrol & Negative DAT, cont.
- Causes of a Positive DAT (+DAT)
- +DAT: Initial Testing
- +DAT: Initial Testing, cont.
- WARM-treated RBCs
- +DAT: Initial Testing (recently transfused)
- +DAT: Initial Testing (recently transfused), cont.
- +DAT: Initial Testing (recently transfused), cont.
- +DAT: No RBCs reactive with serum or eluate
- Drug-induced Antibody
- +DAT: Some RBCs reactive with serum or eluate
- +DAT: All RBCs reactive with serum or eluate
- +DAT: All RBCs reactive with serum or eluate (not recently transfused)
- +DAT: All RBCs reactive with serum or eluate (recently transfused)
- +DAT: All RBCs reactive with serum or eluate (recently transfused), cont.
- +DAT: Serum is reactive, Eluate is nonreactive
- +DAT: Serum is nonreactive, Eluate is reactive
- "The Problem"
- "The Problem, cont. "
- Strategies . . .
- Strategies, cont. . . .
- Strategies, cont. . . .
- Strategies, cont. . . .
- Strategies, cont. . . .
- Strategies, cont. . . .
- The End
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