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Lobular carcinoma in situ (LCIS) is an incidental microscopic finding with characteristic cellular morphology and multifocal tissue patterns. The condition is a laboratory diagnosis and refers to unusual cells in the lobules of the breast . [ 1 ]
Sheets of classical-appearing cells with little intervening stroma: Alveolar 5% Aggregates of classical-appearing cells Tubulolobular 5% Cells form microtubules in >90% of tumor (smaller than in tubular carcinoma) Pleomorphic Classical-appearing but with pleomorphic cells. It may include signet-ring cells, or plasmacytoid cells (pictured) which ...
The sponsor is responsible for designing a CRF that accurately represents the protocol of the clinical trial, as well as managing its production, monitoring the data collection and auditing the content of the filled-in CRFs. Case report forms contain data obtained during the patient's participation in the clinical trial.
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Invasive carcinoma NST is a diagnosis of exclusion, which means that for the diagnosis to be made all the other specific types must be ruled out. There are several rare sub-types of invasive carcinoma NST including pleomorphic carcinoma , carcinoma with osteoclast-like stromal giant cells , carcinoma with choriocarcinomatous features , and ...
Chromogenic in situ hybridization (CISH) is a cytogenetic technique that combines the chromogenic signal detection method of immunohistochemistry (IHC) techniques with in situ hybridization. [ 1 ] [ 2 ] It was developed around the year 2000 as an alternative to fluorescence in situ hybridization (FISH) for detection of HER-2/neu oncogene ...
A computer-based protocol system is a paradigm providing a set of tools which allow health care providers access to current guidelines which they can apply in practice. [1] Studies have shown that protocols can aid in optimising patient care. [2] There are two types of protocol systems: passive and active.
Most people who take a drug test take a presumptive test, cheaper and faster than other methods of testing. However, it is less accurate and can render false results. The FDA recommends for confirmatory testing to be conducted and the placing of a warning label on the presumptive drug test: "This assay provides only a preliminary result.