Author Archive

DCIS and Need for Re-Excision Following Positive Margins

Question: Hello, and thanks for taking the time to answer my questions.
March 29th first biopsy done, clinical information and history: Bloody nipple discharge left breast for 20 months, papilloma suspected, mammogram clear. Diagnosis after excision: 1. Low grade DCIS 2. Focal proliferative fibrocystic changes and small intraductal papilloma 3. DCIS [...]

DCIS on Core but only ADH on Excision

Question: I am 40 years old and had my first mammogram 2 months ago. It showed a 5 mm area of micro calcifications. I had a stereotactic vacuum assisted biopsy and 8 samples were retrieved. The histopath came back as DCIS – cribriform, clinging, with a nuclear grade of 2 out of 3. The slides [...]

Our Course on High Risk Breast Lesions on Core Biopsy

I have uploaded a pdf version of our course on high risk lesions on breast core biopsy that we gave last year in San Diego.  We used an audience response system so if you follow through the slides you’ll see the questions we asked of the audience and the responses that we received in real [...]

Image Gallery

Our image gallery is back up and running with a whole new set of images of a variety of breast pathology diagnoses.  If you hold your computer’s mouse over an image the diagnosis will appear.  Each diagnosis is also at the bottom left of each full-sized image when clicked on.  If you have any suggestions [...]

Flat Epithelial Atypia

Question: Hello, I have a question. What does flat epithelial atypia mean and if it isn’t cancer, why do I need surgery? I am scheduled for surgery next week and I don’t feel comfortable. Thank you.

Phyllodes Tumor vs. Cellular Fibroadenoma Poster

I did a study with nine breast pathology colleagues of mine on how breast pathologists distinguish cellular fibroadenomas from phyllodes tumor.  Our abstract was accepted at the 100th annual USCAP meeting in San Antonio this year.  I have attached a pdf version of our poster below:
FEL_poster
Please feel free to comment or ask questions about this [...]

Lobular Neoplasia Talk Now Posted

I recently gave a talk in Mexico City on lobular neoplasia (alh/lcis) which is now available here as a pdf:
Lobular_neoplasia
The talk covers the difference between ALH and LCIS and the new variants of LCIS such as pleomorphic LCIS and LCIS with necrosis. We also talk about the possibility that LCIS is a precursor to invasive [...]

Second Opinion Pathology Talk

I recently gave a talk on second opinions in breast pathology at the 21st Annual Conference of the National Consortium of Breast Centers in Las Vegas. A modified version of that talk is available here as a pdf:
Second_Opinion_Pathology
The first part of the talk covers some of the data in the literature and the second part [...]

Accelerated Partial Breast Irradiation and Ductal Carcinoma in Situ

In a recent issue of the journal Cancer there are two interesting articles looking at two types of radiation therapies vs. no radiation for a subset of patients with DCIS.
This has long been a controversy amongst breast care specialists.  Does all DCIS following lumpectomy need to be treated by radiation? Or is there a subset [...]

Our Book Chapter on High Risk Lesions on Core Needle Biopsy

My radiology colleague from Harvard and I wrote a chapter on how women are being treated differently around the country and the world based on their core needle biopsy diagnosis. I posted the abstract a while back, but now we can publish the manuscript we wrote which is available here as a Word document: High [...]