It is a progressive disease affecting the optic nerve behind the eye. Glaucoma causes intense eye pain and a gradual loss of ...

Table 1. Causes of Headache and Third-Order Horner's Syndrome Dr. Jurkunas is affiliated with the department of cornea and external disease, Massachusetts Eye and Ear Infirmary, Boston ...

Sudden onset of facial pain radiating to the ipsilateral eye along with Horner's syndrome should alert one to carotid artery dissection. Neurotrophic spread of skin cancer may present with facial ...

Here is a carefully curated guide that will help you navigate through the hows and whys of your left-sided headache and might end up easing the stress that could be causing it. With headache ...