A 34-year-old man was admitted to the hospital because of left ear pain with hearing loss and facial droop on the left side.

Neurons talk to one another using electricity. If you could hear these impulses, they might sound like constant, rapid-fire chatter all over the nervous system. Heart muscle cells do something similar ...

We have all had cases of suspected keratoconus in which the topography is borderline or unclear.Topography may show irregular ...

Ovarian cancer is one of those. Ovarian cancer starts in the ovaries, which are two small glands located on either side of ...