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ICD-O-3 is a domain-specific extension of the International Statistical Classification of Diseases for tumor diseases. It has two axes: topography and morphology, and it is widely used by cancer registries.
Cancer of unknown primary origin (CUP) is a cancer that is determined to be at the metastatic stage at the time of diagnosis, but a primary tumor cannot be identified. A diagnosis of CUP requires a clinical picture consistent with metastatic disease and one or more biopsy results inconsistent with a tumor cancer
ICD-10-PCS is a US-developed standard that replaces Volume 3 of ICD-9-CM. It consists of seven alphanumeric characters that code different types of medical and surgical procedures by body system, root operation, body part, approach, and qualifier.
A breast mass is a localized swelling that feels different from the surrounding tissue. It can be caused by various factors, such as fibrocystic change, fibroadenoma, infection, cyst, abscess, or cancer. Learn how to diagnose and treat different types of breast masses.
Breast cancer is a cancer that develops from breast tissue, often from the lining of milk ducts or lobules. It can cause a lump, change in breast shape, fluid from the nipple, or other signs. Learn about risk factors, diagnosis, prevention, and treatment options.
Paget's disease of the breast is a rare skin change at the nipple nearly always associated with underlying breast cancer. It causes redness, itching, discharge, and nipple changes, and is diagnosed by biopsy and staining of Paget cells.
Ductal carcinoma in situ (DCIS) is a pre-cancerous or non-invasive cancerous lesion of the breast, also known as intraductal carcinoma. It is usually detected by mammography and may be treated by surgery, radiation or hormone therapy.
Worldwide, breast cancer is the leading type of cancer in women, accounting for 25% of all cases. [5] It is most common in women over age 50. Signs of breast cancer may include a lump in the breast, a change in breast shape, dimpling of the skin, fluid coming from the nipple, a newly inverted nipple, or a red or scaly patch of skin. [6]