Abstract Purpose The second International Consensus Conference on B3 lesions was held
in Zurich, Switzerland, in March 2018, organized by the International Breast Ultrasound …

Lobular carcinoma in situ (LCIS) is a risk factor and a nonobligate precursor of breast
carcinoma. The relative risk of invasive carcinoma after classic LCIS diagnosis is …

The NCCN Guidelines for Breast Cancer Screening and Diagnosis have been developed to
facilitate clinical decision making. This manuscript discusses the diagnostic evaluation of …

Background Available retrospective data suggest the upgrade rate for intraductal papilloma
(IP) without atypia on core biopsy (CB) ranges from 0 to 12%, leading to variation in …

Lobular neoplasia (LN) is an atypical proliferation of small, dyscohesive epithelial cells
within the terminal duct lobular unit (TDLU), with or without pagetoid extension and …

The current histological classification of in‐situ and invasive lobular carcinomas (ILCs)
includes different morphological variants, some of which have been recently described. In …

More than 10% of breast biopsies performed based on findings at mammography yield
highrisk lesions (HRLs). 1 HRLs refer to a group of heterogeneous lesions that can be …

This review reflects a collaboration between the American Registry of Pathology (the
publisher of the Armed Forces Institute of Pathology Fascicles) and Annals of Diagnostic …

Background Based on modern series demonstrating low upgrade rates for pure lobular
neoplasia (LN) diagnosed on core needle biopsy (CNB), our institution no longer …

Benign and atypical lesions associated with breast cancer risk are often encountered in core
needle biopsies (CNBs) of the breast. For these lesions, the rate of “upgrade” to carcinoma …