Eye swab, also known as an ocular swab or conjunctival swab, is a medical tool used to collect samples from the surface of the eye. It is commonly used to diagnose various eye infections caused by viruses, bacteria, and other microorganisms. Synonyms for eye swab include ocular specimen collection device, eyelid swab, corneal scrapings, conjunctival smear, and tear film analysis. These terms are often used interchangeably in medical literature to describe a similar procedure of collecting samples from the eye. Regardless of the terminology used, eye swabbing is an effective way to diagnose and treat various eye infections.