neoplasia

neoplasia
The pathologic process that results in the formation and growth of a neoplasm. [neo- + G. plasis, a molding]
- cervical intraepithelial n. dysplastic changes beginning at the squamocolumnar junction in the uterine cervix that may be precursors of squamous cell carcinoma : grade 1, mild dysplasia involving the lower one-third or less of the epithelial thickness; grade 2, moderate dysplasia with one-third to two-thirds involvement; grade 3, severe dysplasia or carcinoma in situ, with two-thirds to full-thickness involvement.
- lobular n. SYN: noninfiltrating lobular carcinoma.
- multiple endocrine n. (MEN) a group of disorders characterized by functioning tumors in more than one endocrine gland. SYN: familial multiple endocrine adenomatosis, multiple endocrine adenomatosis.
- multiple endocrine n. 1 [MIM*131100] syndrome characterized by tumors of the pituitary gland, pancreatic islet cells, and parathyroid glands and may be associated with Zollinger-Ellison syndrome; autosomal dominant inheritance, caused by mutation in the MEN1 gene on chromosome 11q.
- multiple endocrine n. 3 [MIM*162300] syndrome characterized by tumors found in MEN2, tall, thin habitus, prominent lips, and neuromas of the tongue and eyelids; autosomal dominant inheritance, caused by mutation in the RET oncogene on 10q. SYN: multiple endocrine n. 2B.
- multiple endocrine n., type 1 SYN: multiple endocrine n. syndrome, type 1.
- multiple endocrine n., type 2A (MEN2A) SYN: multiple endocrine n. syndrome, type 2A.
- prostatic intraepithelial n. (PIN) dysplastic changes involving glands and ducts of the prostate that may be a precursor of adenocarcinoma; low grade (PIN 1), mild dysplasia with cell crowding, variation in nuclear size and shape, and irregular cell spacing; high grade (PIN 2 and 3), moderate to severe dysplasia with cell crowding, nucleomegaly and nucleolomegaly, and irregular cell spacing.
- vaginal intraepithelial n. preinvasive squamous cell carcinoma (carcinoma in situ) limited to vaginal epithelium; like vulvar or cervical intraepithelial n., graded histologically on a scale from 1 to 3 or subdivided into low-grade and high-grade intraepithelial malignancy; usually related to human papilloma virus infection; may progress to invasive carcinoma.
- vulvar intraepithelial n. preinvasive squamous cell carcinoma (carcinoma in situ) limited to vulvar epithelium; like vaginal or cervical intraepithelial n., graded histologically on a scale from 1 to 3 or subdivided into low-grade and high-grade intraepithelial malignancy; usually related to human papilloma virus infection; may progress to invasive carcinoma.

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neo·pla·sia .nē-ə-'plā-zh(ē-)ə n
1) the process of tumor formation
2) a tumorous condition of the body

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n.

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neo·pla·sia (ne″o-plaґzhə) the formation of a neoplasm, i.e., the progressive multiplication of cells under conditions that would not elicit, or would cause cessation of, multiplication of normal cells.

Medical dictionary. 2011.

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  • Neoplasia — (nuevo crecimiento en griego), es el proceso de proliferación anormal (multiplicación abundantemente) de células en un tejido u órgano que desemboca en la formación de un neoplasma. Un neoplasma que forma una masa diferenciada se denomina tumor y …   Wikipedia Español

  • neoplasia — f. anat. patol. Tumor benigno o maligno que se desarrolla sobre un tejido o un órgano creciendo excesivamente. También se denomina neoformación. Medical Dictionary. 2011. neopl …   Diccionario médico

  • Neoplasia — Ne o*pla si*a (n[=e] [ o]*pl[=a] zh[i^]*[.a]), n. [NL., fr. Gr. ne os new + pla ssein to form, mold.] (Physiol. & Med.) Growth or development of new material; neoplasty. [1913 Webster] …   The Collaborative International Dictionary of English

  • neoplasia — /neopla zia/ s.f. [comp. di neo e plasia ]. (med.) [formazione, spesso patologica, di nuovi tessuti] ▶◀ neoformazione, neoplasma, Ⓖ tumore. ⇓ blastoma, Ⓖ cancro, carcinoma, sarcoma …   Enciclopedia Italiana

  • neoplasia — (n.) 1868, from NEO (Cf. neo ) + PLASIA (Cf. plasia) …   Etymology dictionary

  • neoplasia — s. f. 1. Neoplastia. 2. Neoformação.   ‣ Etimologia: neo + plasia …   Dicionário da Língua Portuguesa

  • neoplasia — (Del fr. néoplasie). 1. f. Med. Multiplicación o crecimiento anormal de células en un tejido del organismo. 2. Med. Tumor así formado …   Diccionario de la lengua española

  • neoplasia — [nē΄ō plā′zhə, nē΄ō plā′zhē ə] n. [ NEO + PLASIA] the growth of new tissue, esp. the formation of neoplasms …   English World dictionary

  • Neoplasia — (Del gr. neos, nuevo + plasis, formación.) ► sustantivo femenino MEDICINA Neoformación o crecimiento anormal de un tejido, de carácter tumoral, que puede ser benigno o maligno. SINÓNIMO neoplasma tumor * * * neoplasia (del fr. «néoplasie») f. Med …   Enciclopedia Universal

  • neoplasia — n. a form of abnormal growth that is independent of the body s normal homeostatic growth regulating mechanisms, continues after the initiating stimulus has been removed, and is purposeless. Neoplasia is always pathological. Derivatives:… …   The new mediacal dictionary

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