psammoma body

A structure found in some benign (noncancerous) or malignant (cancerous) tumor cells. Psammoma bodies look like hardened concentric rings when viewed under a microscope. They can be a sign of chronic inflammation.

English dictionary of cancer terms . 2015.

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  • Psammoma body — A psammoma body is a round collection of calcium, seen microscopically. The term is derived from the Greek word psammos meaning sand. Psammoma bodies are commonly seen in certain tumors such as: * papillary thyroid carcinoma * renal cell… …   Wikipedia

  • psammoma body — a spherical, concentrically laminated mass of calcareous material, usually of microscopic size; such bodies occur in both benign and malignant epithelial and connective tissue tumors, and are sometimes associated with chronic inflammation.… …   Medical dictionary

  • body — 1. The head, neck, trunk, and extremities. The human b., consisting of head (caput), neck (collum), trunk (truncus), and limbs (membra). 2. The material part of a human, as distinguished from the …   Medical dictionary

  • Менингиома — Менингиома …   Википедия

  • List of oncology-related terms — This is a list of terms related to oncology. The original source for this list was the U.S. National Cancer Institute s public domain Dictionary of Cancer Terms . NOTOC 1 * 10 propargyl 10 deazaaminopterin * 12 O tetradecanoylphorbol 13 acetate * …   Wikipedia

  • corpus — 1. SYN: body. 2. Any body or mass. 3. The main part of an organ or other anatomic structure, as distinguished from the head or tail. SEE ALSO: body, diaphysis, soma. [L …   Medical dictionary

  • calcospherite — A tiny, spheroidal, concentrically laminated body containing accretive deposits of calcium salts; found most frequently in papillary carcinoma of the thyroid and ovary, and in meningioma, probably as the result of degenerative changes in the… …   Medical dictionary

  • Virchow — Rudolf L.K., German pathologist and politician, 1821–1902. See V. angle, V. cells, under cell, V. corpuscles, under corpuscle, V. crystals, under crystal, V. disease, V. node, V. psammoma, V. Holder angle, V. Hassall bodies, under body, V. Robin… …   Medical dictionary

  • Meningioma — Classification and external resources A contrast enhanced CT scan of the brain, demonstrating the appearance of a Meningioma. ICD 10 C70, D32 …   Wikipedia

  • Papillary thyroid cancer — is the most common type of thyroid cancer in America, but not worldwide.Fact|date=April 2008 It occurs more frequently in women and presents in the 30 40 year age group. It is also the predominant cancer type in children with thyroid cancer, and… …   Wikipedia

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