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Table 1 Classification system for the degree of artifact

From: CO2 laser versus cold steel margin analysis following endoscopic excision of glottic cancer

Degree of artifact

Definition

None

No Artifact

Minor

Minor degree of artifact Still interpretable for both malignancy & dysplasia with accuracy

Marked

Greater degree of artifact, causing difficult interpretation of specimen Could interpret for margin malignancy status but not for the presence or degree of dysplasia with accuracy

Uninterpretable

No opinion on the presence or absence of dysplasia or malignancy could be given