Red Cell Reference Laboratory | Direct Antiglobulin Test (DAT)

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Red Cell Reference Laboratory

Direct Antiglobulin Test (DAT)

	Warm AIHA	Cold AIHA	PCH*	Drug-Induced
IgG Only	67%	1%	0	94%
IgG + C3	24%	1%	0	6%
C3 Only	7%	91%	94%	0
DAT-negative	1%	6%	6%	0

*PCH = Paroxysmal Cold Hemoglobinuria

Sokol, R.j., et al. Br Med J 282:2023, 1981.

For questions call the laboratory: (206) 292-6534