Fine Needle Aspiration Cytology of the Breast: The Nonmalignant Categories

Table 1

Cytology reporting categories*.

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C1 Inadequate

C2 Benign

C3 Atypia probably benign

C4 Suspicious of malignancy

C5 Malignant

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*From Diagnostic Cytopathology of the Breast by Zakhour and Wells [2].