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Table 4 Association subtypes of lobular neoplasia and histological type of invasive carcinomas

From: Lobular neoplasia: frequency and association with other breast lesions

Histological types ALH DIALH LCIS Total
  n % n % N % n %
IDC 4 11.1 4 11.1 9 25.0 17 47.2
ILC 1 2.8 4 11.1 12 33.3 17 47.2
Tubular carcinoma 0 0.0 1 2.8 0 0.0 1 2.8
Micropapillary 0 0.0 0 0.0 1 2.8 1 2.8
Total 5 13.9 9 25.0 22 61.1 36 100.0
  1. ALH = atypical lobular hyperplasia; DIALH = ductal involvement by cells of atypical lobular hyperplasia; LCIS = lobular carcinoma in situ; IDC = invasive ductal carcinoma; ILC = invasive lobular carcinoma;. χ2 test for trend: p = 0.03. There was no difference between groups.