Related Experiment Video
Updated: Jun 8, 2026

13:35
Endoscopic Bilateral Nipple-sparing Mastectomy via a Single Axillary Incision with Immediate Pre-pectoral Implant-based Breast Reconstruction
Published on: May 17, 2024
Accessory Breast Carcinoma
1Division of Breast and Thyroid Surgery, Department of Surgery, Chonbuk National University Medical School, Jeonju, Republic of Korea.
Breast Care (Basel, Switzerland)
|September 18, 2010
Summary
Primary carcinoma in ectopic breast tissue is rare. Early diagnosis of accessory breast cancer is often delayed due to lack of awareness and missing areola or nipple.
Area of Science:
- Medical Science
- Oncology
- Radiology
Background:
- Ectopic breast tissue, occurring along mammary ridges in 2-6% of the population, rarely develops primary carcinoma.
- Accessory breast carcinoma is an uncommon malignancy arising from ectopic breast tissue.
Observation:
- A case report details a 59-year-old woman diagnosed with accessory breast carcinoma in her left axilla.
- The accessory breast carcinoma presented without a typical areola or nipple, contributing to diagnostic challenges.
Findings:
- Clinical diagnosis of accessory breast carcinoma is frequently delayed.
- Lack of physician and patient awareness regarding these atypical breast masses contributes to delayed diagnosis.
Implications:
- Suspicious masses along the 'milk line' require careful examination and evaluation.
- Increased awareness and vigilance are crucial for timely diagnosis and management of ectopic breast cancers.
More Related Videos
Related Concept Videos
Accessory Ducts of the Male Reproductive System
The male reproductive system is a complex network of organs and tissues that work together to produce and transport sperm. The epididymis, vasa deferens, ejaculatory ducts, and urethra are the accessory ducts involved in sperm maturation and transportation. These ducts play a critical role in the production and transportation of sperm from the testes to the urethra, where it is then released during ejaculation.
The epididymis is a small, comma-shaped organ located at the back of each testicle.
The epididymis is a small, comma-shaped organ located at the back of each testicle.
Adaptive Mechanisms in Cancer Cells
Cancer cells accumulate genetic changes at an abnormally rapid rate due to the defects in the DNA repair mechanisms. From an evolutionary perspective, such genetic instability is advantageous for cancer development. Mutant cell lines accumulate a series of beneficial mutations that contribute to their progression into cancer.
Some of the advantages that cancer cells have on normal cells include - enhanced ability to divide without terminally differentiating, induce new blood vessel formation,...
Some of the advantages that cancer cells have on normal cells include - enhanced ability to divide without terminally differentiating, induce new blood vessel formation,...
Adaptive Mechanisms in Cancer Cells
Cancer cells accumulate genetic changes at an abnormally rapid rate due to the defects in the DNA repair mechanisms. From an evolutionary perspective, such genetic instability is advantageous for cancer development. Mutant cell lines accumulate a series of beneficial mutations that contribute to their progression into cancer.
Some of the advantages that cancer cells have on normal cells include - enhanced ability to divide without terminally differentiating, induce new blood vessel formation,...
Some of the advantages that cancer cells have on normal cells include - enhanced ability to divide without terminally differentiating, induce new blood vessel formation,...
Accessory Organs
Accessory organs are those that participate in the digestion of food but do not come into direct contact with it like the mouth, stomach, or intestine do. Accessory organs secrete enzymes into the digestive tract to facilitate the breakdown of food.

