Opportunistic infections increase morbidity and mortality in human immunodeficiency virus (HIV)-positive patients. Prophylaxis, including Hepatitis A vaccination (HAV), is recommended for all ...

A retrobulbar hemorrhage is a space-occupying lesion of the orbit. The orbital contents are confined by bone in all directions except anteriorly, leading to forward displacement of these structures as ...

Optic neuritis is an inflammation of the optic nerve, a bundle of nerve fibers that relays visual information from the eye to the brain. The condition may cause vision disturbances that can resolve on ...

Optic neuritis is usually seen in young females between the ages 20-45 yrs. Sudden or occasionally gradual reduction in vision commonly seen unilaterally (one eye) may involve the other eye also.

Visual recovery in idiopathic optic neuritis is generally complete over weeks with some gradual recovery over months. There may be permanent reduction in contrast sensitivity and color defect. Optic ...

A 62-year-old man presented to the New England Eye Center with left eye pain and decreased vision. He initially presented to an outside emergency department with intermittent headache and dull eye ...

Multiple sclerosis (MS) is a chronic disease that attacks the nerves in your brain, spinal cord, and optic nerve. It’s considered an autoimmune disease. It causes inflammation and the loss of a ...

Vision problems are pretty common for people with multiple sclerosis (MS). The symptoms usually come and go on their own, but you can talk to your doctor about treatments to protect your eyesight and ...

The aim of this study is to provide a clinical update on optic neuritis (ON), its association with multiple sclerosis (MS), and neuromyelitis optica (NMO). We use the term, optic neuritis (ON) to ...

Optic neuritis is a condition in which the optic nerve becomes inflamed and swollen, leading to an acute severe impairment of vision in the affected eye. The swelling may further lead to damage to the ...