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[1] The meaning of "gold standard" may differ between practical medicine and the statistical ideal. With some medical conditions, only an autopsy can guarantee diagnostic certainty. In these cases, the gold standard test is the best test that keeps the patient alive, and even gold standard tests can require follow-up to confirm or refute the ...
[1] [2] In clinical practice, verification bias is more likely to occur when a preliminary diagnostic test is negative. Because many gold standard tests can be invasive, expensive, and carry a higher risk (e.g. angiography, biopsy, surgery), patients and physicians may be more reluctant to undergo further work-up if a preliminary test is negative.
However, electron microscopy is highly versatile due to its ability to analyze any type of sample and identify any type of virus. Therefore, it remains the gold standard for identifying viruses that do not show up on routine diagnostic tests or for which routine tests present conflicting results. [7]
[1] [2] This contrasts with the historical pattern in which testing was wholly or mostly confined to the medical laboratory, which entailed sending off specimens away from the point of care and then waiting hours or days to learn the results, during which time care must continue without the desired information.
Alere Inc. was a global manufacturer of rapid point-of-care diagnostic tests.The company was founded in 1991 and was headquartered in Waltham, Massachusetts. [2] [3] As of January 2017, the company had a market capitalization of $3.47 billion with an enterprise value of $5.9 billion. [1]
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Gold standard may also refer to: Gold Standard issue, series of postage stamps issued by the Soviet Union between 1923 and 1927; Gold standard (test), the diagnostic test that is the best available under reasonable conditions; Gold Standard (carbon offset standard), widely accepted standard for evaluating the value of carbon offsets
Helen Lee is a Chinese-born, British–French medical researcher who won the European Inventor Award 2016 in the Popular Prize category for inventing diagnostic kits for resource-poor regions of the globe. She is the CEO of Diagnostics for the Real World. She has been based at the University of Cambridge since 1996. [1]