Breast Lumps and Asymmetry in Adolescents: What to Know - Surgery

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There is a hard lump in the breast, and the size of the breasts is uneven?


Hello, doctor.
I noticed that since the sixth grade, my breasts have been uneven and have had lumpy areas (which move when touched).
At that time, I thought it was due to sleeping on my side, so I didn't seek medical attention.
Now, as I transition from ninth grade to high school, I've realized that my development is not as advanced as my peers, and it seems that the lumps have gotten larger.
Initially, there were lumps only in the lower part, but now the lumps in the upper part are larger than those in the lower part.
I recently read an article stating that having an early onset of menstruation increases the risk of breast cancer (I started my period around fifth grade), and I'm really worried about the possibility of having breast cancer, but I feel embarrassed to talk to my parents about it.
That's why I'm reaching out to you.
Thank you, doctor, for your hard work.

Mei Ziqin de Nühai, 10~19 year old female. Ask Date: 2016/08/26

Dr. Wu Yuting reply Surgery


Hello: Your description does not specify the question you would like to ask.
I recommend that you first consult with a breast surgeon.
* Dr.
Wu Yu-Ting, Breast Surgery, Hsin-Ying Hospital

Reply Date: 2016/08/26

More Info


Understanding breast lumps and asymmetry during adolescence can be a source of concern for many young individuals. It is important to recognize that breast development during puberty is a complex process influenced by hormonal changes, genetics, and individual growth patterns.
Firstly, it is quite common for adolescents, particularly girls, to experience breast lumps or asymmetry as their bodies undergo changes. The breast tissue is composed of glandular tissue, fat, and connective tissue, and as the body develops, these components can shift and change, leading to the formation of lumps or unevenness. In many cases, these lumps are benign and related to the normal development of breast tissue.
The presence of movable lumps, especially in younger individuals, is often attributed to the development of glandular tissue. As the breasts grow, they may feel lumpy or uneven, and this is typically not a cause for alarm. However, it is essential to monitor any changes in size, shape, or texture of the lumps. If the lumps become painful, hard, or fixed in place, or if there are other concerning symptoms such as unusual discharge from the nipples, it is advisable to seek medical evaluation.

Regarding your concern about breast development compared to peers, it is important to remember that everyone develops at their own pace. Factors such as genetics, nutrition, and overall health can influence the timing and pattern of breast development. If you feel that your development is significantly delayed or if you have concerns about your breast health, it would be beneficial to consult with a healthcare provider, such as a pediatrician or an endocrinologist, who specializes in growth and development.

The worry about early menstruation and its association with breast cancer risk is understandable, but it is important to clarify that while early menstruation (menarche) can be associated with certain health risks later in life, the overall risk of breast cancer is influenced by a multitude of factors, including family history, lifestyle, and environmental factors. The majority of adolescents who experience early menstruation do not go on to develop breast cancer.

If you are feeling anxious about your breast health or any changes you are experiencing, it is crucial to communicate these feelings with a trusted adult, such as a parent or guardian. They can help you seek the appropriate medical advice and support. Remember, it is always better to address health concerns early on rather than waiting and worrying.

In summary, while breast lumps and asymmetry can be common during adolescence, it is essential to monitor any changes and seek medical advice if there are concerning symptoms. Open communication with trusted adults and healthcare providers can help alleviate fears and ensure that any necessary evaluations are conducted. Your health and well-being are paramount, and addressing concerns early can lead to better outcomes.

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