carcinoma in situ


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Related to carcinoma in situ: squamous cell carcinoma

carcinoma in situ

[‚kärs·ən′ō·mə in ′si·chü]
(medicine)
A malignant tumor in the premetastatic stage, when cells are at the site of origin.
References in periodicals archive ?
Li and colleagues also found a sixfold increase in a less aggressive form of ductal carcinoma in situ, a condition called noncomedo DCIS, while incidence rates of a potentially more aggressive type, called comedo DCIS, have declined during the last five years.
Ductal carcinoma in situ was traditionally treated surgically with simple mastectomy, with treatment success rates of greater than 99%.
Experiences with ureteral carcinoma in situ detected during operations for vesical neoplasm.
Using multivariate regression analysis, the researchers found that men were significantly more likely to have carcinoma in situ (odds ratio [OR] 1.
Endocrine ductal carcinoma in situ (E-DCIS) of the breast: a form of low-grade DCIS with distinctive clinicopathologic and biologic characteristics.
In the current study, urine samples were obtained from 44 women with atypical ductal or atypical lobular hyperplasia, 24 with lobular carcinoma in situ, and 80 healthy controls.
Twenty five percent of the 183,000 new cases of breast cancer occurring each year are diagnosed as Ductal Carcinoma in situ or DCIS -- the earliest stage of breast cancer.
When present, foci of ductal carcinoma in situ alert to the diagnosis.
The most common type of noninvasive breast cancer, ductal carcinoma in situ (DCIS) is a relatively low-risk disease.
In 1998 this landmark trial demonstrated that tamoxifen reduced the incidence of invasive breast cancer by 49% and of noninvasive cancer--ductal carcinoma in situ and lobular carcinoma in situ--by 50%.
One month later, the smaller lesion was stripped in another center, and the histopathology report identified a moderately differentiated epidermoid carcinoma at the posterior aspect and a carcinoma in situ at the anterior aspect of the left vocal fold.
The findings should help allay women's fears about the risks associated with ductal carcinoma in situ (DCIS), the investigators said.