Painful Hard Lump on the Left Nipple: What You Need to Know - Oncology

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Nipple lump


I recently discovered a hard lump on my left nipple.
I'm not sure what it is, and it hurts when I press on it.
I'm very worried and would appreciate any advice from a doctor.
Thank you.

Xiao Gao Zhong Sheng, 10~19 year old female. Ask Date: 2016/01/30

Dr. Chen Sirong reply Oncology


A 15-year-old male high school student is advised to have an in-person consultation with a physician for evaluation by a breast specialist.
Thank you for your message.
Taoyuan Hospital, Dr.
Chen Sih-Rong.

Reply Date: 2016/01/30

More Info


When you discover a painful hard lump on your left nipple, it can understandably cause concern. It's essential to approach this situation with a clear understanding of potential causes and the appropriate steps to take.
Firstly, it's important to note that lumps in the breast area can arise from various conditions, some benign and others that may require further investigation. Common benign causes include:
1. Fibrocystic Changes: This is a common condition characterized by lumpy, painful breasts, often related to hormonal fluctuations during the menstrual cycle. These lumps can be tender and may change in size or tenderness depending on the time of the month.

2. Cysts: Fluid-filled sacs can develop in the breast tissue, leading to lumps that may be painful when pressed. These are usually benign and can be monitored or drained if necessary.

3. Fibroadenomas: These are solid, non-cancerous tumors that can occur in the breast. They are typically painless but can sometimes cause discomfort, especially if they are pressing against surrounding tissue.

4. Infections or Inflammatory Conditions: Conditions such as mastitis (an infection of the breast tissue) can lead to painful lumps, often accompanied by redness, swelling, and warmth in the affected area. This is more common in breastfeeding women but can occur in others as well.

5. Breast Cancer: While less common, it's crucial to consider the possibility of breast cancer, especially if the lump is hard, irregular in shape, and persists over time. Accompanying symptoms such as changes in the skin, discharge from the nipple, or changes in breast size or shape should also be taken seriously.

Given your description of the lump being painful, it is advisable to seek medical evaluation. Here are the steps you should consider:
1. Consult a Healthcare Provider: Schedule an appointment with a healthcare professional, preferably a breast specialist or a gynecologist. They will perform a physical examination and may ask about your medical history, menstrual cycle, and any other symptoms you may be experiencing.

2. Imaging Tests: Depending on the initial examination, your doctor may recommend imaging tests such as a mammogram or ultrasound. These tests can help determine the nature of the lump and whether further investigation is needed.

3. Biopsy: If there is any concern about the lump being cancerous, your doctor may recommend a biopsy, where a small sample of tissue is taken from the lump for laboratory analysis.

4. Monitor Symptoms: Keep track of any changes in the lump, such as size, shape, or associated symptoms like discharge or skin changes. This information can be helpful for your healthcare provider.

5. Self-Examination: Continue to perform regular breast self-exams to monitor for any new lumps or changes. Familiarizing yourself with your breast tissue can help you notice any changes early.

In conclusion, while many breast lumps are benign, it is essential to take any new or painful lump seriously. Early evaluation and diagnosis are key to managing any potential issues effectively. Don't hesitate to reach out to a healthcare provider to discuss your concerns and get the appropriate care. Your health and peace of mind are paramount.

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