precancerous


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Related to precancerous: precancerous polyps, Precancerous cells

pre·can·cer·ous

(prē-kan'sĕr-ŭs),
Pertaining to any lesion that is interpreted as precancer.
Synonym(s): premalignant

precancerous

/pre·can·cer·ous/ (-kan´ser-us) pertaining to a pathologic process that tends to become malignant.

precancerous

(prē-kăn′sər-əs)
adj.
Of, relating to, or being a condition that typically precedes or develops into a cancer: a precancerous growth.

precancerous

[-kan′sərəs]
Etymology: L, prae + cancer, crab
pertaining to a stage of abnormal tissue growth that is likely to develop into a malignant tumor.

precancerous

adjective Referring to a lesion or process that has a high risk of becoming malignant with time.

pre·can·cer·ous

(prē-kan'sĕr-ŭs)
Pertaining to any lesion that is interpreted as precancer.
Synonym(s): premalignant.

precancerous

Any condition tending to proceed to cancer, to be associated with the development of cancer, or to carry a significant risk of CANCER.

pre·can·cer·ous

(prē-kan'sĕr-ŭs)
Pertaining to any lesion that is interpreted as precancer.
Synonym(s): premalignant.

precancerous,

adj a stage of abnormal tissue growth that is likely or predisposed to develop into a malignant tumor.
References in periodicals archive ?
This study assesses the association between periodontal pathogen colonization and the potential risk of developing precancerous lesions--including chronic atrophic gastritis, intestinal metaplasia and dysplasia--that may predict stomach cancer.
Even without stem cells, the mice developed a precancerous condition because mature stomach cells reverted back to a stem cell state to heal the injury.
Loss of this ROS regulation leads to precancerous lesions.
The DNA test's sensitivity for the detection of advanced precancerous lesions was approximately half that for the detection of colorectal cancer.
The pan-European Primary ASC-US LSIL Marker Study (PALMS) examined if CINtec PLUS, utilising the biomarkers p16 and Ki-67 that are indicative of oncogenic (cancer-causing) human papillomavirus (HPV) infections, provides high sensitivity and specificity for high-grade precancerous cervical lesions versus Pap cytology in 27,000 women.
While about ten percent of nonsmoking adults, and at least 25 percent of smokers, will be found on careful examination to have a white or red oral tissue spot, only about three percent of these spots actually contain precancerous cells.
Colposcopy of women with positive tests revealed that HPV testing was more effective than Pap smears in detecting precancerous or cancerous lesions: The prevalence of lesions categorized as CIN 2 or worse was 117 per 10,000 among women who had undergone HPV testing, compared with 34 per 10,000 among those who had had a Pap smear.
The new study found that in mice, mutant Kras also keeps the tumor growing and helps precancerous tumors grow into invasive cancer.
However, researchers who studied more than 45,000 women aged 29 to 56 have found that HPV DNA testing combined with Pap smears is more effective than Pap smears alone in detecting precancerous lesions and resulted in fewer findings of precancerous lesions at a second screening five years later, according to a study published online December 15, 2011 in The Lancet Oncology.
Cervical dysplasia, or cervical intraepithelial neoplasia (CIN), is the abnormal appearance of cells on the surface of the cervix, which is considered a precancerous condition.
A new DNA stool test for colon cancer is being studied that could improve the detection of cancers and precancerous polyps.
Folic acid may lower the risk of precancerous colon or rectal polyps, but only in people who start out with low blood levels of the B vitamin (which is also called folate).