a Movable Lump Under a 6-Year-Old Girl's Breast

A 6-year-old girl has a movable hard lump under her nipple?

Hello Doctor: My daughter will turn 6 years old this December.
Recently, I noticed a round, firm lump under her right breast that feels a bit rubbery, approximately 0.5mm to 0.6mm in size.
It moves slightly when touched and is not painful.
Could this possibly be a tumor, or is it just a normal or early sign of development in girls? What should we do about it? Thank you for your help.
A concerned father.

Jiaoji de baba, 30~39 year old female. Ask Date: 2009/10/27

Dr. Zhao Ming reply Breast and Thyroid

It is rare for young girls to develop breast cancer, so there is no need to worry.
Just take her to the outpatient clinic for an examination (breast surgery).

Reply Date: 2009/10/27

More Info

When it comes to a 6-year-old girl discovering a movable lump under her breast, it is understandable for parents to feel anxious and concerned. The lump you described, which is small (approximately 0.5mm to 0.6mm), movable, and painless, is likely not a cause for alarm. In pediatric patients, especially young girls, there are several benign conditions that can present as lumps in the breast area.

Firstly, it is important to note that breast tissue can begin to develop at an early age, and this can sometimes lead to the formation of small lumps or nodules. These lumps are often related to the normal development of breast tissue and can be influenced by hormonal changes in the body. In many cases, these lumps are simply glandular tissue that is developing and may not indicate any serious underlying condition.

In young girls, the presence of lumps can also be attributed to a condition known as juvenile breast development, which is a normal variant of breast development that occurs before the onset of puberty. This can sometimes manifest as small, movable lumps that may feel firm or rubbery to the touch. Since your daughter does not experience any pain and the lump is movable, it is less likely to be a tumor or a serious condition.

However, it is essential to monitor the lump for any changes in size, shape, or consistency. If the lump becomes painful, increases in size, or if you notice any other concerning symptoms (such as changes in the skin over the lump, discharge from the nipple, or any systemic symptoms like fever), it would be advisable to seek medical attention promptly.

In terms of management, the best course of action would be to schedule an appointment with a pediatrician or a pediatric endocrinologist. They can perform a thorough physical examination and may recommend imaging studies, such as an ultrasound, to further evaluate the lump. This will help to rule out any serious conditions and provide peace of mind.

In summary, while the presence of a movable lump under your daughter's breast can be concerning, it is often a benign finding in young girls. Regular monitoring and consultation with a healthcare provider will ensure that any potential issues are addressed appropriately. It is always better to err on the side of caution, so do not hesitate to reach out to a medical professional for further evaluation.

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