Category II: Negative (for Malignancy)
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The category “negative for malignancy” is used for specimens which are adequate for interpretation and do not contain material indicative of a benign neoplasm or a malignancy. Specimens assigned to this diagnostic category do not contain any cytologic or architectural abnormalities beyond those which can be assigned to reparative or reactive changes. The category “negative for malignancy” should be further categorized as a specific nonneoplastic lesion whenever possible. Entities included in the “negative” category are viral cytopathic changes, abscesses, fungal infections, and amyloid deposits among other pathologic processes.
KeywordsBenign Reactive Fungus Abscess Amyloid Viral changes