Waiting for answers after a medical examination can be one of the hardest parts of any health journey.
The uncertainty often feels overwhelming, especially when more tests are needed before doctors can provide a clear diagnosis. New research now suggests that, for some men, this process could become both faster and less invasive.
According to researchers from University College London Hospitals (UCLH), whose findings were published in the European Journal of Radiology and reported by The Independent, certain cases of prostate cancer may eventually be diagnosed using MRI scans alone, potentially removing the need for an invasive biopsy in carefully selected patients.
A promising development
Today, men with suspected prostate cancer are typically referred for an MRI scan to identify any suspicious areas within the prostate. If the images indicate a possible tumour, a biopsy is usually performed to confirm whether cancer cells are present.
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Researchers believe that in some cases, experienced radiologists can identify prostate cancer with such a high level of confidence on MRI that a biopsy may not always be necessary before treatment begins.
The study followed 880 men who attended UCLH's specialist prostate cancer clinic over a one-year period. Every participant underwent an MRI scan before specialists assessed the images alongside each patient's age and prostate-specific antigen (PSA) level.
What the study found
The results were particularly striking among patients whose MRI scans strongly suggested the presence of cancer.
- Every patient classified as having a 99% certainty of cancer based on MRI was later confirmed through biopsy.
- Nearly every patient placed in the 90% certainty group was also found to have significant prostate cancer.
According to the researchers, these findings indicate that some prostate cancers have distinctive imaging characteristics that highly experienced radiologists can recognise with exceptional accuracy, even when tumours are relatively small.
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More research needed
While the results are encouraging, the researchers stress that MRI-only diagnosis is not yet ready to replace current clinical practice.
Larger studies involving multiple hospitals will be needed before any changes to diagnostic guidelines can be considered.
If future research confirms these findings, fewer men could require invasive biopsies, helping to reduce discomfort, lower the risk of complications and shorten waiting times for treatment.
Prostate Cancer UK welcomed the research but emphasised that biopsies remain an essential part of diagnosis today, as they also provide valuable information that helps doctors determine the most appropriate treatment.
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This article is made and published by Mie Hermansen, who may have used AI in the preparation.