Author Archive

Dr. Lawton Leaving Pacific Breast Pathology

Beginning July 1, Dr. Lawton will be leaving Pacific Breast Pathology. He has accepted a position as Professor in the Department of Pathology and Laboratory Medicine at the University of North Carolina at Chapel Hill. He will continue to accept second opinion consultations. Inquiries can be sent to the following address: Thomas J. Lawton MD [...]

ADH vs. DCIS

Question:  I was recently diagnosed with Low Grade DCIS via pathology report from my local hospital. My doctor was able to refer me to a very reputable breast clinic and I underwent a comprehensive work up on both breasts based on the outside pathology report for low grade DCIS in the right breast. The mammograms [...]

Understanding Pathology Reports

Question: Please check my pathology results and advise me how I should proceed. Hope to hear from you at your earliest convenience. Thanks

Do You Need Surgery After a Core Needle Biopsy Diagnosis of a High Risk Breast Lesion?

This article about high risk breast lesions in HealthImaging highlights what my Radiology colleague from Harvard and I have been writing and lecturing about over the past several years. There remains significant controversy on how to treat high risk breast lesions that are diagnosed on needle core biopsy. Among these high risk lesions are lobular neoplasia [...]

Understanding Pathology Report

Question: Understanding my report: invasive ductal carcinoma -histologic grade: nottingham histologic score III/III (tubule score=3, nuclear score=3, mitoses=2) -size of largest focus: 09 cm Estrogen receptor-negative (0%) Progesterone receptor-negative (0%) HER2/neu-positive (3%) Ki

ADH at Surgical Margin

Question: I recently had surgery after my core biopsy for ductal carcinoma in situ. The pathology report said the cancer measured 4 mm but there was “focal atypical ductal hyperplasia at the lateral inked margin”. My doctor said not to worry about that, but that worries me that there is more tumor left in my [...]

New Book Correlating Breast Radiology with Breast Pathology

I’m excited to announce that my radiology colleague from Harvard and I found out our book proposal correlating breast imaging with breast pathology has been accepted by publishers Lippincott Williams & Wilkins. This textbook/atlas should be out by Fall of 2014.

Is Bilateral Mastectomy Necessary When Another Cancer Shows up in the Opposite Breast?

Question: I had a needle core biopsy LEFT breast…under Diagnosis it states …….-invasive mammary carcinoma (crush artifact present)……diagnosis confirmation by the Dr on april 1st 2013 Speciman that was sent was labelled “core biopsy left breast” and consisted of 3 cores of tan yellow core biopsies measuring from .3cm to .6 cm…….with one needle core [...]

What Do You Know About The Doctor That Diagnosed Your Breast Biopsy?

If you or someone you know has felt a breast lump or had an abnormal mammogram, you know it can be a very scary situation.  The immediate fear is “I might have breast cancer.” When confronted with a breast health issue, many patients seek out a particular breast center or a breast doctor well-known for [...]

Understanding Pathology Reports

Question: report says histologic sections show neoplastic breast tissue with epithlial and desmoplastic stromal components present. there are nests of maliglant epithelial cells invading the stroma and adjacent fatty tissues. the epithelials have hyperchromatic nuclei with 6 to7 mitotic figures seen per high power field. there are also moderate foci of tubular formation and the [...]