(-ónco)
61Épreuves classantes nationales — Les épreuves classantes nationales (ECN) ont remplacé depuis 2004 le concours de l internat. En effet, depuis 2004, le second cycle des études de médecine en France s’achève pour tous les étudiants par les épreuves classantes nationales. Parmi… …
62oncogene — /ong keuh jeen /, n. Genetics. any gene that is a causative factor in the initiation of cancerous growth. [1965 70; ONCO + GENE] * * * Gene that can cause cancer. It is a sequence of DNA that has been altered or mutated from its original form,… …
63Oncology — The field of medicine devoted to cancer. Literally, oncology means the study of tumors. The word comes from the Greek o(n)glos (a bulk or mass, or later, a tumor) + logos (a study or treatise) = the study of tumors. However, oncology today is far …
64oncoides — Intumescence or turgescence. [onco + G. eidos, resemblance] * * * on·coi·des (ong koiґdēz) [onco 1 + Gr. eidos form] turgid swelling; intumescence …
65oncolysis — Destruction of a neoplasm; sometimes used with reference to the reduction of any swelling or mass. [onco + G. lysis, dissolution] * * * on·col·y·sis kä lə səs n, pl y·ses .sēz the destruction of tumor cells on·co·lyt·ic .äŋ kə lit ik ad …
66oncosphere — SYN: hexacanth. [onco + G. sphaira, sphere] * * * on·co·sphere also on·cho·sphere äŋ kō .sfi(ə)r n a tapeworm embryo that has six hooks and is the earliest differentiated stage of a cyclophyllidean tapeworm called also hexacanth embryo * * * n.… …
67oncotomy — Rarely used term for incision of an abscess, cyst, or other tumor. [onco + G. tome, incision] * * * on·cot·o·my (ong kotґə me) [onco 1 + tomy] the incision of a tumor or swelling …
68oncotropic — Manifesting a special affinity for neoplasms or neoplastic cells. [onco + G. trope, a turning] * * * on·co·tro·pic (ong″ko troґpik) [onco 1 + tropic] having a special affinity or attraction for tumor cells; called also tumoraffin …
69Oncocyte — Oncocytes (left of image), as seen in a renal oncocytoma. H E stain. An oncocyte is an epithelial cell characterized by an excessive amount of mitochondria, resulting in an abundant acidophilic, granular cytoplasm. Oncocytes can be benign or can… …
70Syndromes neurologiques paranéoplasiques — Les syndromes neurologiques paranéoplasiques sont rares et surviennent chez environ 1 % des patients souffrant de cancer. Les SNP précèdent la survenue du cancer dans près de 80 % des cas. Si toutes les parties du système nerveux… …
