One step, two step, red step, blue step! Get stuck in to assessing factor levels in this episode looking at the differences between one and two step factor assays, the basis of chromogenic testing and how to resolve discrepancies between different methods. 

Timestamps:
01:33 Intro to Factor Assays
04:33 One-Stage Assays
09:33 Historical Diversion - What's an IU?
15:28 Factor VIII levels
17:15 Two-Stage Assays
21:31 Resolving Discrepancies
25:24 FXIII Assays
32:32 Summary

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