Multiparametric MRI, what is it and how does it work?

by time news

2023-07-03 01:00:58

Just as dubious actions occur in soccer that warrant a second evaluation, in health there are cases where the presence of a tumor is not clear.
Through high-resolution images it is possible to specify a diagnosis of prostate cancer and establish at what stage it is.
Multiparameter MRI has become one of the best tests to accurately detect prostate cancer.

Technology applied to health has generated novel tests such as the multiparametric magnetic resonance. It is not yet well known but it has already demonstrated its usefulness for the detection of high-mortality problems such as prostate cancer. For this reason, more and more hospitals and laboratories have incorporated it into their catalog of services.

Similarity with technology in soccer

In this sense, this innovation is usually described as the “VAR” for the detection of this type of tumor. Everything starts from the operation of each one and the similarities that exist. To begin with, in the case of soccer, until a few years ago there were plays that generated uncertainty among athletes and fans. Whereas now, with the help of technology, it no longer happens.

Since the VAR was implemented, errors on the part of referees have decreased. With this in mind, something quite similar occurs with the multiparameter magnetic resonance because it allows to clarify the cases where the doubt persists: is it prostate cancer or not?

To have an idea, This disease causes more than 26,000 new cases and around 7,500 deaths per year in Mexico. With these figures, it becomes the most frequent and lethal neoplasia among the male population.

Verification of test results

For its timely detection, physical examination and a blood test for prostate specific antigen (PSA) are crucial. Notwithstanding the foregoing, according to the Doctor Sergio Rangel Suarezattached to the Department of Radiology and Molecular Imaging of the National Institute of Medical Sciences and Nutrition ‘Salvador Zubirán’, the antigen may be elevated for other reasons.

An enlarged prostate due to benign conditions, older age, infection or inflammation of the prostate gland (prostatitis), ejaculation in the days before the test, and some medications that increase testosterone levels can cause high PSA results.

For this reason, as in soccer, solutions have been sought to achieve a correct appreciation of the play with capacity, even to check if the cancer has already spread to other areas of the field.

“The study of the prostate with MRI lasts between 30 and 45 minutes. Currently, surface antennas can be used to obtain high-resolution images instead of endoanal antennas, which cause discomfort for the patient. In turn, it is useful for examining the bony structures of the pelvic girdle and identifying intraprostatic hemorrhages”.

So, if the referees resort to VAR to verify goals, offsides or expulsions, more and more doctors appeal to the multiparameter magnetic resonance for the diagnosis of prostate cancer before performing procedures such as biopsies, especially in men with high PSA levels and previous negative biopsies. Lesions are reported according to the Prostate Imaging Data and Reporting System (PI-RADS), whose ranges go from 1 (very unlikely to be a clinically significant cancer) to 5 (very likely).

Likewise, the specialist in Diagnostic and Therapeutic Imaging emphasized that the antigen is not always the captain of the enemy team. In fact, up to 10% of tumors present without elevation of said protein. In addition, they do not tend to produce symptoms and when they do they usually have a high degree of local infiltration or are disseminated.

Also read:

Better MRI images will be possible thanks to this Mexican innovation

This pays an insurer for each case of prostate cancer

UNAM inaugurates the Nuclear Magnetic Resonance University Laboratory

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