ANAL CANCER Meaning and
Definition
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Anal cancer is a malignant condition that affects the tissues of the anus, which is the opening at the end of the rectum through which waste passes. This type of cancer develops in the cells of the anal canal, the small muscular tube that connects the rectum to the outside of the body.
The disease typically arises from abnormal changes or mutations in the cells lining the anal canal, leading to uncontrolled growth and the formation of a tumor. Anal cancer is often associated with human papillomavirus (HPV) infection, particularly HPV types 16 and 18, which are sexually transmitted. However, not all individuals with HPV develop anal cancer, as other risk factors like smoking, a weakened immune system, and a history of sexually transmitted infections can contribute to its development.
Symptoms of anal cancer may include pain or pressure in the anal area, itching or bleeding, a lump or mass around the anus, changes in bowel habits, and the presence of mucus or discharge. Diagnosis is typically made through a combination of physical examination, including a digital rectal exam, and medical imaging tests such as MRI, CT scans, or PET scans. A definitive diagnosis often requires a biopsy of the suspicious tissue.
Treatment options for anal cancer depend on the stage and location of the tumor, but typically involve a combination of surgery, radiation therapy, and chemotherapy. With early detection and proper treatment, the prognosis for anal cancer can be favorable. Regular screening and preventive measures, such as HPV vaccination and safe sexual practices, can help reduce the risk of developing anal cancer.
Common Misspellings for ANAL CANCER
- znal cancer
- snal cancer
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- qnal cancer
- abal cancer
- amal cancer
- ajal cancer
- ahal cancer
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Etymology of ANAL CANCER
The word "anal cancer" is not derived from a specific etymology but rather consists of two components: "anal" and "cancer".
- "Anal" refers to the anus, which is the external opening of the rectum, the final section of the digestive tract. The word "anal" is derived from the Latin term "anus", meaning "ring" or "circle", which is a reference to the shape of the anal opening.
- "Cancer" originates from the Latin word "cancer", meaning "crab". It was chosen to describe cancerous tumors due to their crab-like appearance and the way they extend their projections, resembling crab's legs. The term was first used to describe tumors by the Roman physician Galen in the 2nd century AD.
Therefore, when combined, "anal cancer" refers to the presence of malignant tumors in the anal region.
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