How to distinguish stage 1, stage 2, stage 3 and stage 4 breast cancer?

Breast cancer stages include stage I, stage II, stage III, and stage IV. Both stage III and stage IV are relatively late processes. Late stage actually refers to stage IV breast cancer, which refers to breast cancer that has produced distant metastases. For example, after surgery and cure, breast cancer grows into lung metastasis, liver metastasis, bone metastasis, and brain metastasis in the later stage of a certain period of time. Generally speaking, stage I of breast cancer means that there is no lymph node metastasis at this stage, and stage II refers to the maximum diameter of the tumor. Stage III breast cancer is late in the middle stage, which means that the cancer cells have axillary lymph node metastasis but no organ metastasis. 0cm, and there is no metastasis.

Breast cancer can cause armpit pain

Breast cancer metastases to the lymph nodes and can cause pain. Breast cancer first metastasizes to the axillary lymph nodes, causing local nerve swelling and pain, so it can manifest as axillary pain. Go to the cancer hospital for a systematic examination and take appropriate treatment methods according to the malignancy and metastasis of the tumor. For breast cancer and axillary pain, surgery, subcutaneous nerve damage and axillary muscle changes should be considered. Pain can be treated with analgesics. Breast cancer is mainly treated with surgery, radiotherapy, chemotherapy, endocrine therapy and targeted drug therapy. Subsequent treatment plans are determined based on the results of pathological examination after surgery. It generally does not cause axillary pain, but axillary lymph node metastasis manifests as enlarged axillary lymph nodes. The lymph nodes are hard and relatively fixed, but painless.

Signs of breast cancer during lactation

Breast lumps are the most common symptom of early breast cancer. The lumps are mostly located in the outer quadrant of the breast, are mostly unilateral, hard, with irregular edges, rough surface, and are difficult to move. Generally speaking, breast cancer lumps grow rapidly during lactation, are hard, the breast skin changes to orange, and the nipple is sunken or biased to one side. The most common symptom of breast cancer is a painless single breast lump, and 80% of breast cancer patients have breast lumps as the primary symptom.