(redirected from Anal Intraepithelial Neoplasia)
Also found in: Thesaurus, Medical, Acronyms, Encyclopedia.


1. Formation of new tissue.
2. Formation of a neoplasm or neoplasms.


(Medicine) an abnormal growth of tissue, the development of a neoplasm, or the process that results in the production of a neoplasm or tumour


(ˌni oʊˈpleɪ ʒə, -ʒi ə, -zi ə)

the formation and growth of neoplasms.


the abnormal proliferation of benign or malignant cells. — neoplastic, adj.
See also: Cancer
the growth or formation of a neoplasm. — neoplastic, adj.
See also: Growth
the growth or formation of aneoplasm. — neoplastic, adj.
See also: Body, Human
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.neoplasia - the pathological process that results in the formation and growth of a tumor
pathologic process, pathological process - an organic process occurring as a consequence of disease


n. neoplasia, formación de neoplasmas.


n neoplasia (proceso)
References in periodicals archive ?
Anal cytology and p16 immunostaining for screening anal intraepithelial neoplasia in HIV-positive and HIV-negative men who have sex with men: a cross-sectional study.
Performance characteristics of anal cytology and human papillomavirus testing in patients with high-resolution anoscopy-guided biopsy of high-grade anal intraepithelial neoplasia.
Episomal and integrated human papillomavirus type 16 loads and anal intraepithelial neoplasia in HIV-seropositive men.
The second attempted to determine whether the participants recognized that anal intraepithelial neoplasia 2 is considered to be a high-grade neoplasia.
6) Several risk factors have been identified for anal intraepithelial neoplasia (AIN), including anal intercourse, intravenous drug use, abnormal cervical cytology, young age, HIV infection/low CD4 count, and anal or cervical HPV infection.
CHICAGO -- Routine screening for anal intraepithelial neoplasia could pick up missed cancers, Dr.
5 percent effective in the per-protocol efficacy population in reducing the rates of anal intraepithelial neoplasia (AIN) associated with human papillomavirus (HPV) types 6, 11, 16 and 18.
Based on the success of screening for cervical cancer--another malignancy caused by human papillomavirus--some authorities suggest a similar approach for anal cancer: anal cytology with referral for high-resolution anoscopy if any cytologic abnormality appears, followed by treatment of high-grade anal intraepithelial neoplasia (AIN) confirmed by biopsy during anoscopy.
In recent years, increased insight into the pathogenesis of anal cancer has been gained since reports indicate that anal HPV infection with oncogenic HPV genotypes is a key causal precursor of anal intraepithelial neoplasia (AIN) and anal cancer (1).
The LSIL finding was designated as the all-encompassing term for CIN 1, vaginal intraepithelial neoplasia 1 (VaIN 1), vulvar intraepithelial neoplasia 1 (VIN 1), penile intraepithelial neoplasia 1 (PeIN 1), perianal intraepithelial neoplasia 1 (PAIN 1) and anal intraepithelial neoplasia 1 (AIN 1).
One study has demonstrated that anal pap smears are potentially effective as a screening tool for detecting anal intraepithelial neoplasia.
This is possibly because of the association of anal intraepithelial neoplasia and anal squamous cell carcinoma with anoreceptive intercourse and the predominantly heterosexual spread of HIV in southern Africa.