A systematic review of studies of occult-cancer screening had previously shown that 6.1% (95% confidence interval [CI], 5.0 to 7.1) of patients with unprovoked venous thromboembolism had an occult ...

Our Occult Issue has a little bit of all of that. We cover magic in Chicago, music that brings out the demonic in us, theater that explores witches on stage, and more, just in time for spooky season.

Occult blood in the urine means the blood in the urine is only visible under a microscope. Here’s what you need to know about this test result, what conditions may cause it, and what additional ...

The occult is the mystical, the magical – what is normally out of view. For most it's a shadow world known only through folklore, movies and novels. But New York's Westchester County has had ...