Pathology/Lab Coding Alert

You Be the Coder:

Focus FISH Procedure Codes

Question: Our lab is performing a method new to us, which uses a dual-color in situ hybridization stain on paraffin embedded slides to identify Kappa/Lambda in assessing B cell clonality. The pathologist reviews the slides and identifies the tissue as Kappa/Lambda positive or negative, rather than reporting a quantitative measure. How should we report this? California Subscriber Answer: The correct coding for [...]
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