Near side of the moon, as seen through a telescope. The moon looks round, but it isnât. In a dark sky, the moon looks bright white, but this image captures its true asphalt gray color. Notice that the moonâs near side has dark âmariaâ or âseas,â while the moonâs far side (photo at top of post) lacks these features.
Quick Answer. High PSA levels may indicate prostate cancer, prostatitis or an enlarged prostate, states WebMD. PSA levels in men naturally increase with age. In most cases, a PSA level under 4 nanograms per milliliter is considered normal, and men with this result have a low chance of prostate cancer. Continue Reading.
Factors that sometimes produce a small and/or temporary rise in the PSA. 1  Ejaculation. 2  A doctor's digital rectal exam. 3  Foley (bladder) catheter and cystoscopy (bladder examination) 4  Vigorous bike riding. 5  Warm climates. 6  Changes in labs or testing methods. 7  Hepatitis. 8  Bypass surgery. 9  Random (unexplained) variation.