What Is Progressive Multifocal Leukoencephalopathy? Progressive multifocal leukoencephalopathy (PML) is a rare and serious infection that attacks part of your brain. You can get it when your body ...

For bifocal and multifocal contacts, we recommend GlassesUSA, which carries a wide range of popular brands. We named 1-800 Contacts as the best place to buy contacts online thanks to its Best ...

Buying contact lenses online not only saves you a trip to your eye doctor, but can also save you money. These are the best places to buy contacts. Nasha is a Managing Editor for CNET, overseeing ...

Dr. Douglas recommends Systane Complete PF Drops as a reputable brand. These drops offer the whole package: They’re preservative-free, and the active ingredient is propylene glycol, which ...

Describes the nature of a clinical study. Types include: Observational study — observes people and measures outcomes without affecting results. Interventional study (clinical trial) — studies new ...

Chronic recurrent multifocal osteomyelitis (CRMO) is a disease that causes pain and damage in bones due to inflammation. CRMO is a severe form of chronic nonbacterial osteomyelitis (CNO). It may ...

Biotrue® multi-purpose contact lens solution makes wearing contact lenses easier on your eyes. It conditions, cleans, removes protein, disinfects, rinses and stores all soft contact lenses including ...

AIMS To describe the topography of multifocal electroretinograms (ERGs) and to explore its diagnostic value in patients with Stargardt’s macular dystrophy (SMD). METHODS 51 patients with SMD were ...