|Poll|September 2, 2011

Mammary Gland Biopsy of 38-Year-Old Patient

A 38-year-old female (para 3, gravida 3), complains of persistent bilateral mammary gland pain associated with a "lumpy" feeling when she does a self-examination. She carries a family history of breast cancer in both her mother and older sister. A biopsy revealed the following image. Click here to see the whole slide image.

The most likely diagnosis is:

Stay up to date on recent advances in the multidisciplinary approach to cancer.

Subscribe Now!

Latest CME

Virtual Event

Evolving Strategies and Emerging Agents in PTCL: Subtypes, Mutations, and Modern Therapies

December 19, 2025

Mammary Gland Biopsy of 38-Year-Old Patient

Newsletter

Related Content

38-Year-Old Woman With Breast Mass

52-Year-Old Woman With Dysphagia and Dyspnea and Nodule in Neck

56-Year-Old Man With Subcutaneous Soft Tissue Mass in Right Leg

Thyroid Nodule Found in 43-Year-Old Man

23-Year-Old Woman Presents With Cervical Lymphadenopathy

Latest CME

Evolving Strategies and Emerging Agents in PTCL: Subtypes, Mutations, and Modern Therapies

Community Oncology Connections™: Optimizing SCLC Treatment Strategies and Managing Adverse Events Across Disease Stages | Missouri

Community Oncology Connections™: Optimizing SCLC Treatment Strategies and Managing Adverse Events Across Disease Stages | New Mexico

Collaborating Across the Continuum®: Identifying and Treating Epithelioid Sarcoma

Epithelioid Sarcoma: Applying Clinical Updates to Real Patient Cases

Community Practice Connections™: Case Discussions in TNBC… Navigating the Latest Advances and Impact of Disparities in Care

Community Oncology Connections™: DLL3-Targeting Bispecific Antibodies for Small Cell Lung Cancer – From Innovation to Practice | North Carolina

Personalized Management in NSCLC: Strategies for Early Detection, Molecular Testing, and Targeted Therapies | West Virginia

Personalized Management in NSCLC: Strategies for Early Detection, Molecular Testing, and Targeted Therapies | Tennessee

Personalized Management in NSCLC: Strategies for Early Detection, Molecular Testing, and Targeted Therapies | Washington

Community Oncology Connections™: Enhancing Melanoma Outcomes With Intratumoral Oncolytic Immunotherapy – Strategies for the Multidisciplinary Team | South Carolina

Community Oncology Connections™: Optimizing SCLC Treatment Strategies and Managing Adverse Events Across Disease Stages | Texas

Cases and Conversations: Real-World Insights in Advancing Management of Myelofibrosis and Polycythemia Vera – How the Experts Apply the Latest Developments in Care

Community Oncology Connections™: Enhancing Melanoma Outcomes With Intratumoral Oncolytic Immunotherapy – Strategies for the Multidisciplinary Team | Nevada

Personalized Management in NSCLC: Strategies for Early Detection, Molecular Testing, and Targeted Therapies | Arkansas

Personalized Management in NSCLC: Strategies for Early Detection, Molecular Testing, and Targeted Therapies | Kentucky

Show Me the Data™: Personalizing First-Line and Maintenance Therapy in HER2+ Metastatic Breast Cancer to Extend Survival and Elevate Quality of Life

Community Oncology Connections™: DLL3-Targeting Bispecific Antibodies for Small Cell Lung Cancer – From Innovation to Practice | New York

Community Oncology Connections™: DLL3-Targeting Bispecific Antibodies for Small Cell Lung Cancer – From Innovation to Practice | Iowa

Mastering Epithelioid Sarcoma: Enhancing Diagnostic Precision and Tailoring Treatment Strategies

Clinical Showcase™: Selecting the Best Next Steps for a Patient with Epithelioid Sarcoma

Community Oncology Connections™: Optimizing SCLC Treatment Strategies and Managing Adverse Events Across Disease Stages | Minnesota

Inaugural Brain & Spine Metastases Conference: Evolving Practice and Emerging Therapies

2nd Annual Hawaii Cancer Conference

Medical Crossfire®: Bridging Evidence to Practice in AML…Updates on FLT3, IDH1/2, Maintenance, Combos, and Clinical Trials

A Breath of Strength: Managing Cancer Associated LEMS and Lung Cancer as One

Striking the Right Nerve: Managing Cancer Associated LEMS in Lung Cancer Patients

Show Me the Data™: Bridging Clinical Gaps Along the Continuum From Resectable, Early Stage to Advanced Gastric/Gastroesophageal Junction Cancers

19th Annual New York GU Cancers Congress™

Medical Crossfire®: Expert Interpretations of the Latest Data in CLL Management – Understanding the Impact of Optimal Treatment Selection on Patient Outcomes

Virtual Testing Board: Digging Deeper on Your Testing Reports to Elevate Patient Outcomes in Advanced Non–Small Cell Lung Cancer

Medical Crossfire® – From Diagnostic Dilemmas to Potential Treatment Breakthroughs: Exploring Novel Targets for Extrapulmonary Neuroendocrine Carcinomas

11th Annual School of Gastrointestinal Oncology® (SOGO®)

Addressing Unmet Needs in HER2+ Metastatic BTC

Community Practice Connections™: Optimizing Treatment Outcomes and Preserving Fertility in Premenopausal HR+ Breast Cancer

Community Practice Connections™: Tailored Treatment Approaches for Older Patients With Advanced HR+/HER2– Breast Cancer

From Bench to Bedside: Paradigm Shifts in HER2+ Metastatic BTC Treatment

Proactive Adverse Event Management for HER2+ BTC Treatments

Community Practice Connections™: Empowering Interventional Radiologists in the Emerging Era of Oncolytic Immunotherapies for Melanoma

A Case-Guided Discussion on Managing Immune Thrombocytopenic Purpura (ITP)

PER Tumor Board®: Applying Recent Advances to Transform the Treatment Paradigm in SCLC—Expert Perspectives on New Approvals and Emerging Strategies

Medical Crossfire®: Harnessing the Power of Modern Therapies in Newly Diagnosed Multiple Myeloma

Medical Crossfire®: Expert Perspectives on Targeting c-Met Overexpression and 𝘔𝘌𝘛 Genomic Alterations in NSCLC – Unveiling the Complexities of 𝘔𝘌𝘛 Dysregulation

Tumor Board: Expert Insights on Managing Classical 𝘌𝘎𝘍𝘙 Mutations, 𝘌𝘎𝘍𝘙 Exon 20 Insertions, and Atypical 𝘌𝘎𝘍𝘙 Mutations in Metastatic NSCLC

Cases & Conversations™: Transforming AML Care—Precision Strategies, Evolving Therapies, and Clinical Insights

Cases and Conversations™: Sorting Through the Expanding Treatment Options for Patients with Relapsed/Refractory Multiple Myeloma

Evolving Treatment Strategies in Pancreatic Cancer: Current Standards, Emerging Targets, and the Role of Molecular Testing

Medical Crossfire®: Integrating Next-Generation Endocrine Targeting Therapies to Improve Outcomes for Patients With HR+/HER2- Breast Cancer

GI Tumor Board—Applying Recent Advances in Biomarker Testing and Treatment in Metastatic Colorectal Cancer

Medical Crossfire®: Improving Patient Outcomes in Myeloproliferative Neoplasms With Novel Therapeutic Approaches

Medical Crossfire®: Precision Medicine in Glioma Treatment — Integration of Molecular Profiling to Inform Targeted Therapies

Breast Cancer Tumor Board: Targeting TROP2 – Innovations in Triple-Negative Breast Cancer Treatment

Evaluating the Latest Data and Ongoing Trials for Novel ADC Approaches in TNBC

Dissecting Clinical Trial and Real-World Data for ADCs in TNBC

Breaking Down the Rationale for Targeting TROP2 in TNBC

Expert Guidance on Frequently Asked Questions Regarding the Use of ADCs in TNBC

Establishing the Rationale for ADC and ICI Combinations in TNBC

Breaking Down the Latest Clinical Data for First-line Maintenance and R/R SCLC

Optimizing Treatment for Biliary Tract Cancers

Cross-Disease Integration of Immunotherapy Innovations

Broadening the Frontline—Studies Informing the Use of Immunotherapy in Hepatocellular Carcinoma

Show Me the Data®: New and Emerging Roles for Oral SERD Therapy in the Treatment of ER+/HER2– Breast Cancer

Expert Roundtable and Panel Discussions: Current and Future Landscape of TNBC

Practical Considerations and Future Directions for New Treatment Strategies in SCLC

Navigating Treatment Gaps in SCLC: Relapse, Resistance, and Need for New Options

Medical Crossfire® in Adjunctive Testing: Charting a New Course in Prostate Cancer Risk Assessment

Working Together: Overcoming Barriers to Optimize Outcomes in Patients Treated With Radioligand Therapy Through Multidisciplinary Care

BURST CME™ Resource Center: Integrating Novel PSMA-Directed Radioligand Approaches for Diagnosis and Management of Prostate Cancer

Radioligand Therapy 101: The Science Behind the Strategy

Imaging Matters: Decoding PSMA PET for Better Decision-Making

Ready for Radioligand Therapy? Patient Selection and Sequencing Simplified