BREAST CYTOPATHOLOGY

168 Index
Ductal carcinoma (cont.)
fibroadenoma, 63
fibrocystic changes, 21
in males, 49, 50, 51
with neuroendocrine
differentiation, 124
radiation treatment for, 38
well-differentiated,
differentiated from
sweat gland tumors, 131
Ductal ectasia, differential
diagnoses of
chronic subareolar abscess,
18
granulomatous mastitis, 18
Ductal hyperplasia
atypical, 22, 23–24, 25
differentiated from ductal
carcinoma in situ,
26, 91
differentiated from
fibroadenoma, 62
differentiated from
fibrocystic changes, 21
differentiated from
gynecomastia, 50
differentiated from
invasive ductal
carcinoma not otherwise
specified (NOS), 93, 96
differentiated from
lactation-related breast
changes, 46
differentiated from sweat
gland tumors, 131
as “gray zone diagnosis”
cause, 27
comparison with ductal
carcinoma, 13
multiple papillomas
associated with, 68
typical, 23
Ductal lavage, 153–164
comparison with nipple
aspiration fluid cytology,
154–155
cytologic findings in, 155–162
atypical ductal cells, 155,
157–160
benign ductal cells, 155,
156–157
neoplastic cells, 161–162
E
Epithelial cells, of the breast,
5
benign/normal ductal, 5, 6
differentiated from tubular
carcinoma, 113
metaplastic apocrine, 6
F
Fat necrosis, 32–36
cytomorphologic
characteristics of, 32–36
differential diagnoses of
inflammatory
myofibroblastic tumors,
52
silicone mastitis, 32
with organized hematoma,
17, 35
Fibroadenoma, 57–63
carcinoma within, 57
clinical features of, 57
cytomorphologic
characteristics of, 58–62
definition of, 57
differential diagnoses of,
62–63
adenomyoepithelioma, 82
chondroid syringoma, 77
colloid carcinoma, 108
columnar cell lesions, 29