Utilization of Pathologic Findings in the Treatment of Breast Cancer

10/26/98 I: INTRODUCTION
THANK YOUDESCRIPTION OF PATHOLOGY VS ROLE OF PATHOLOGIST
PERSONAL BACKGROUND HOSPITAL LOCATIONS AND SIZESDEPARTMENT MEMBERSYEARLY SURGICAL CASELOAD

PERCENTAGE OF BREAST CASES

ROLE OF PATHOLOGIST FIND MALIGNANCYDETERMINE MALIGNANCYDESCRIBE MALIGNANCY
CHANGING ROLE Model Spheres
TWO THINGS CHANGED EARLY DETECTIONCLINICAL TRIALS
EARLY DETECTION IMPACT OF ACS SELF EXAMIMPACT OF MAMMOGRAPHY
CLINICAL TRIALS DESCRIBE MALIGNANCY RELATE ELEMENTS OF PATHOLOGY TOVARIOUS THERAPIES

PATIENT OUTCOME

PRECISION OF DIAGNOSIS/ DESCRIPTION

TEMPLATES

TEAM CONCEPT PRECISION OF CARE SPECIFIC JOB IN ASSEMBLY OF CARE
II: ADENOCARCINOMA OF THE BREAST: MASTECTOMY, BIOPSY

INITIAL GENERAL DESCRIPTION

NORMAL BREAST DISSECTION PROCEDURE

HISTOLOGIC EXAM

Model Sponge

Casette

Glass Slide

Kodachrome

CELL TYPE: DUCTAL Also SUBTYPES: MEDULLARY

TUBULAR, COLLOID

LOBULAR

Old data (survival): lower virulence Newer data: not associated with risk of recurrence
EXTENT: INVASIVE IN-SITU
III. INTRADUCTAL ADENOCARCINOMA OF THE BREASTADENOCARCINOMA-IN-SITU OF THE BREAST
HISTOLOGIC TYPE(S): COMEDOCARCINOMA

OTHER

SOLID

CRIBRIFORM

MICRO-PAPILLARY

STRATIFIED SPINDLED

Slide 1: Normal Breast Duct Slide 2: Comedocarcinoma

Comedo most aggressive

(recurrence)

GRADE3 TO 9 / 9 = I-III/III CriteriaRecurrence increases with grade
NUCLEAR SIZE RBC 1-1.5->2
NUCLEAR CHROMATIN Diffuse Coarse Vesicular
NUCLEOLI None Rare Many
EXTENT Measure from Slide Duct Model Add up 2mm Blocks Cassette
MARGINS OF RESECTION:NOT INVOLVED

EXTENDING TO WITHIN

Ink BeakersMost Important Predictor of

Recurrence

VAN NUYS PREDICTIVE INDEX : 3 – 9/ 9= I-III/III 100% in situ only
SCORE 1 TO 3 NUCLEAR GRADECOMEDOCARCINOMA (NECROSIS)
SIZE MEASUREMENT (MM2) 15 /16-40/41
MARGINS OF RESECTION (MM 3) 10/1-9/0-1 Slide 3: Margin
ADENOCARCINOMA OF THE BREAST, INVASIVE
4 DESCIPTORS TUMOR TYPEGRADE

SIZE

MARGINS

AJCC (ACS): TNM STAGING Tumor SizeNode Status

Grade

Distant Mets

TUMOR SIZE (DIAMETER) Stage/treatment Ruler, Tissue Slide Tamoxifen (>1cm)
GRADE 3 TO 9/ 9 = I-III/III Tubule Lumens Slide 4: Tubular CA< Slide 5: Solid CA

Nuclear Cytology

Number of Mitoses

LYMPH NODES (IPSILATERAL AXILLARY)
NUMBER PRESENT
METASTASES Present/absent Number Positive
LARGEST Size
EXTENSION BEYOND CAPSULE
FIXED TO EACH OTHER
ADENOCARCINOMA OF THE BREAST, INVASIVE
INVASION: LYMPHATICSVESSELS

OVERLYING SKIN

Recurrence, lymph nodes
EXTENTMULTIFOCAL DISEASE

MULTICENTRIC DISEASE

Sizable tissue /Multiple biopsies Mammogram

Recurrence/mastectomy

INTRADUCTAL COMPONENT Biopsy only
EXTENT 25%: EID 20% of patientsTumor load /more extensive disease than

clinically apparent

Recurrence

LOCATIONASSOCIATED

ADJACENT

DISTANT TO MASS

Multiple biopsies, quadrantmastectomy
MARGINS OF RESECTION:NOT INVOLVED

EXTENDING TO WITHIN

InkGreatest predictor of recurrence

Gross / microscopic

ADENOCARCINOMA-IN-SITU OF THE BREAST, INVASIVE: OTHER FEATURES
NIPPLE (MASTECTOMY, WIDE) PAGET’S DISEASE
LOBULAR CARCINOMA (COEXISTENT)IN SITU/HYPERPLASIA

INVASIVE

Increase Risk for Breast CA

Increase Risk Contralateral CA

BIOPSY: CALCIFICATIONS PRESENT/ABSENT

LOCATION

DUCTAL

LOBULAR

STROMAL

10% DCIS without mammographically evident calcium

Xray blocks

RE-EXCISION: CYSTIC CAVITY
ADENOCARCINOMA-IN-SITU OF THE BREAST, INVASIVE: REPORT COMMENTS
ESTROGEN/PROGESTERONE RECEPTORS Slide 6: Receptors
IF NOT SENT: Previous tissue submitted ( 9 – )Insufficient tissue

Invasive tumor not present

TUMOR SIZE/GRADE Actual vs Estimation, Adequacy
INTRA-DEPARTMENTAL REVIEW
RESULTS COMMUNICATED


PROPS:

Branch

Wooden spheres

Ruler

Block

Tissue slide

Sponge

Slide 1: Normal Breast Duct

Slide 2: Comedocarcinoma

Slide 3: Grading

Slide 4: Margin

Slide 5: Tubular CA

Slide 6: Solid CA

Slide 7: Receptors