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The technique has demonstrated higher accuracy than other modalities in assessing seminal vesicle invasion and extra-capsular extension (ECE) of prostate cancer (96% and 81% respectively). Endorectal coil MRI is useful for determining the extent of spread and local invasion of cancers of the prostate, rectum, and anus. [2]
Prostate MRI technology offers a detailed, high-definition view of the prostate gland. It enables us to identify suspicious lesions within the prostate gland that could harbor prostate cancer.
In a 2015 articles in the Journal of Urology, Thompson reported multi-parametric MRI detection of significant prostate cancer had sensitivity of 96%, specificity of 36%, negative predictive value and positive predictive values of 92% and 52%; when PI-RADS was incorporated into a multivariate analysis (PSA, digital rectal exam, prostate volume ...
MRI results can help distinguish those who have potentially dangerous tumors from those who do not. [26] A definitive diagnosis of prostate cancer requires a biopsy of the prostate. Prostate biopsies are typically taken by a needle passing through the rectum or perineum, guided by transrectal ultrasonography, MRI, or a combination of the two.
To try and overcome current capacity issues with MRIs for prostate cancer, they have now set up the PRIME trial to explore whether a shorter and cheaper MRI scan could become the new standard of care.
Removing the final step – which involves patients being injected with contrast dye – could slash costs and time, as well an increasing availability.
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