Table 4.

Cytologic findings among 157 benign/non-diagnostic aspirates

Cytologic Diagnosis	Benign (n= 75)	Non-Diagnostic (n=82)
Fibrocystic change	35 (46.7%)	3 (3.7%)*
Fat necrosis	6 (8%)	1 (1.2%)†
Fat	10 (13%)	30 (36.6%)
Fibroadenoma	1 (1.3%)	0 (0%)
Lymphoid tissue	1 (1.3%)	0 (0%)
Inflammation	0 (0%)	1 (1.2%)
No diagnosis specified	22 (29.3%)‡	47 (57.3%)

^*Insufficient material for diagnosis but suggestive of fibrocystic change

^†Insufficient material for diagnosis but suggestive of fat necrosis

^‡Denotes benign clusters of ductal cells without a specific pathologic finding