transitional cells

transitional cells
1. cells in the process of changing from one type to another, such as in transitional epithelium. 2. in the sinoatrial and atrioventricular nodes, small, slow-conducting, heterogeneous cells interposed between the P cells and Purkinje cells; they are thought to link the impulses generated by the P cells with the rest of the myocardium.

Medical dictionary. 2011.

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  • transitional cell cancer — Cancer that forms in transitional cells in the lining of the bladder, ureter, or renal pelvis (the part of the kidney that collects, holds, and drains urine). Transitional cells are cells that can change shape and stretch without breaking apart …   English dictionary of cancer terms

  • transitional cell — A cell that varies in shape depending on whether the tissue is being stretched. Transitional cells may be stretched without breaking apart. They line hollow organs such as the bladder …   English dictionary of cancer terms

  • Transitional epithelium — Infobox Anatomy Name = PAGENAME Latin = GraySubject = GrayPage = Caption = Transitional epithelium of the urinary bladder. Note the rounded surface of the apical cells a distinguishing characteristic of this type of epithelium. Caption2 =… …   Wikipedia

  • Transitional cell carcinoma — Infobox Disease Name = PAGENAME Caption = Histopathology of urothelial carcinoma of the urinary bladder. Transurethral biopsy. H E stain. DiseasesDB = ICD10 = ICD9 = ICDO = 8120 8130 OMIM = MedlinePlus = eMedicineSubj = med eMedicineTopic = 2003… …   Wikipedia

  • transitional epithelium — An epithelial sheet made up of cells that change shape when the epithelium is stretched. Usually a stratified epithelium: best known example is in the bladder …   Dictionary of molecular biology

  • transitional — Relating to or marked by a transition; transitory. * * * tran·si·tion·al ish nəl, izh ən əl adj 1) of, relating to, or characterized by transition 2) of, relating to, or being epithelium (as in the urinary bladder) that consists of several layers …   Medical dictionary

  • transitional meningioma — a meningioma histologically intermediate between the meningothelial and fibroblastic types; calcification of whorls of cells often causes psammoma bodies. See also psammomatous m …   Medical dictionary

  • transitional pulp stage — a condition of the dental pulp in which chronic inflammatory cells are present but not in sufficient quantities to constitute a typical inflammatory exudate, usually resulting from abrasion, attrition, caries, periodontal disease, or a reaction… …   Medical dictionary

  • transitional epithelium — noun : epithelium consisting of two or three layers of cells that are usually more or less flattened or cuboidal …   Useful english dictionary

  • Decoy cells — are virally infected epithelial cells that can appear in a urine sample, which although appearing malignant are actually shed cells infected with the BK virus. People who have had a kidney transplant are likely to have decoy cells. When the body… …   Wikipedia

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