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Related to psammoma: psammoma body
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Noun1.psammoma - a tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain; characterized by sandlike particles
neoplasm, tumor, tumour - an abnormal new mass of tissue that serves no purpose
References in periodicals archive ?
Specifically, ovarian cancer metastatic to the breast parenchyma can present as a focal mass without definite characteristic radiographic features (6); however, a few studies reveal that serous ovarian carcinoma metastatic to axillary lymph nodes can occasionally demonstrate a peripheral amorphous lymph node calcification pattern on a mammogram (7), which is related to psammoma body formation.
Foamy macrophages and rare psammoma bodies occurred in the core of the papillae.
Psammoma bodies (when present) are more likely to be a feature of adenocarcinoma than MM, but they do occur in MM rarely.
6) Concentric calcified deposits (Liesegang rings) that resemble psammoma bodies are formed in the amyloid material.
Bu degisikliklere ragmen psammoma cisimciklerinin (mikrokalsifikasyonlar) gorulmesi papiller karsinomu telkin eder (13) , (14).
Presence of nanobacteria in psammoma bodies of ovarian cancer: evidence for pathogenic role in intratumoral biomineralization, Histopathology, December 2004.
The presence of psammoma bodies in a cervical cytology smear has long been thought to be associated with gynecologic malignancies, but a retrospective review of 400,000 smears collected during routine screening suggests they may be an incidental finding in an asymptomatic population.
In asymptomatic women undergoing routine screening in Seattle, psammoma bodies were seen in conjunction with a variety of benign conditions and sometimes seemed to indicate nothing, he said at the meeting, cosponsored by the American College of Obstetricians and Gynecologists.
On day 9, more neuronal degeneration, along with psammoma bodies, was seen in the olfactory nucleus; changes in spinal cord were similar to those on day 8.
OTCBB:NNBP), announced today the publication of a study entitled "Presence of nanobacteria in psammoma bodies of ovarian cancer: evidence for pathogenetic role in intratumoral biomineralization" in the peer reviewed journal Histopathology (2004) 45, 633-637.
Degeneration and calcification of the whorls may result in the formation of psammoma bodies.