Step One: Open Cassette

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The page below is a sample from the LabCE course Basic Tissue Orientation and Paraffin Embedding Technique. Access the complete course and earn ASCLS P.A.C.E.-approved continuing education credits by subscribing online.

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Step One: Open Cassette

Select and open ONE cassette at a time. Remove lid from cassette. Before discarding the lid, examine the lid corners and crevices for any loose tissue fragments.