Written by on 6/5/2014 7:00:00 AM
Researchers believe that they'll soon be able to make easy and early diagnoses of prostate cancer by smell.
A noninvasive technique can detect prostate cancer using an electronic nose. In a proof of principle study, the eNose successfully discriminated between prostate cancer and benign prostatic hyperplasia (BPH) by "sniffing" urine headspace (the space directly above the urine sample). Results using the eNose are comparable to testing prostate specific antigen (PSA).
Prostate cancer is the second most common form of cancer in men. However, the heterogeneity of prostate cancer makes it difficult to diagnose and predict progression of the cancerous tumor. Both of the current cornerstones of diagnosis, digital rectal examination (DRE) and PSA have limitations. Therefore there is need for new diagnostic tools like the eNose. continue reading ...