Latest Arteritic anterior ischemic optic neuropathy Stories
Nonarteritic anterior ischemic optic neuropathy (NAION) is one of the leading causes of sudden and irreversible loss of vision in older adults.
FREMONT, Calif., Oct.
TORONTO (Reuters) - Canada advised users of the erectile dysfunction drugs Viagra, Cialis or Levitra on Tuesday to seek "immediate medical attention" if they experience sudden vision loss or other vision problems when taking the drugs.
- A person who stands up for something, as contrasted to a bystander who remains inactive.
- One of the upright handlebars on a traditional Inuit sled.