Mammary Ductal Carcinoma In Situ: A Fresh Look at Architectural Patterns

Table 1

DCIS pure and with invasive cancer and growth pattern.

DCIS growth pattern (157 cases)
Single	91 (58%)
Mixed	66 (42%)
DCIS with a single growth pattern (91 cases)
Micropapillary	4 (5%)
Cribriform	23 (25%)
Solid	61 (67%)
Macropapillary/encysted papillary	3 (3%)
DCIS with a mixed growth pattern (66 cases)
Micropapillary, cribriform, and solid	11 (17%)
Micropapillary and cribriform	14 (21%)
Micropapillary and solid	11 (17%)
Cribriform and solid	30 (45%)