What is carcinoma in situ of cervix uteri?
Carcinoma in situ (CIS) is a general term for an early stage cancer. Cervical carcinoma in situ is also referred to as stage 0 cervical cancer. It’s noninvasive, which means the cancerous cells are confined to the surface of your cervix and haven’t penetrated more deeply into the tissues.
What stage is carcinoma in situ?
In general, carcinoma in situ is the earliest form of cancer, and is considered stage 0. An example of carcinoma in situ is ductal carcinoma in situ, or DCIS, which is considered an early form of breast cancer and occurs when abnormal cells form a breast’s milk duct.
How is carcinoma in situ diagnosed?
A biopsy will show whether it is cancer (malignant) or not. For other types of carcinoma in situ, routine screening and laboratory tests can detect precancer at an early stage. These tests can help to avoid the development of cancer later.
How is carcinoma in situ treated?
Treatment of DCIS has a high likelihood of success, in most instances removing the tumor and preventing any recurrence. In most people, treatment options for DCIS include: Breast-conserving surgery (lumpectomy) and radiation therapy. Breast-removing surgery (mastectomy)
What is the treatment for cervical carcinoma in situ?
Treatment of carcinoma in situ may include the following: Conization, such as cold-knife conization, loop electrosurgical excision procedure (LEEP), or laser surgery. Hysterectomy for women who cannot or no longer want to have children. This is done only if the tumor cannot be completely removed by conization.
Can carcinoma in situ be cured?
Stage 1 to stage 4 are all considered “invasive” cancers, as they have spread beyond something called the “basement” membrane in tissues. When cancers are found at this stage, they should theoretically be 100 percent curable.
Is in situ the same as benign?
In addition to benign tumors, there are in situ tumors and invasive tumors. In situ tumors do not invade the basement membrane, whereas invasive tumors do invade the basement membrane.
What does situ mean in medical terms?
(in SY-too) In its original place. For example, in carcinoma in situ, abnormal cells are found only in the place where they first formed.