What is adenocarcinoma in situ? Adenocarcinoma in situ (AIS) is a non-invasive type of cancer. It is called non-invasive because the cancer cells have not spread into surrounding tissues. If left untreated, it can turn into invasive adenocarcinoma. Is adenocarcinoma in situ a benign or malignant disease? AIS is considered a malignant (cancerous) disease. However, …
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What is adenocarcinoma in situ of the cervix? Adenocarcinoma in situ (AIS) is a precancerous disease in the cervix. The disease starts from glands in a part of the cervix called the endocervix. If not treated, AIS can turn into a type of cervical cancer called endocervical adenocarcinoma. Is adenocarcinoma in situ a type of …
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Adenocarcinoma in situ (AIS) is a type of early-stage, non-invasive lung cancer. The term non-invasive refers to the fact that the cancer cells have not spread beyond the inner lining of the small air sacs (alveoli) within the lungs. To be classified as adenocarcinoma in situ, the tumour must be no larger than 3.0 centimeters …
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