Emergency Central is a collection of disease, drug, and test information including 5-Minute Emergency Medicine Consult, Davis’s Drug, McGraw-Hill Medical’s Diagnosaurus®, Pocket Guide to Diagnostic Tests, and MEDLINE Journals created for emergency medicine professionals. Explore these free sample topics:
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- Corneal epithelial damage caused by direct exposure to ultraviolet (UV) light.
- Also known as photokeratitis, UV conjunctivitis, snow blindness, and welder's flash.
- Work-related exposures seen in welders, electricians, and mechanics
- Recreational exposures, including water sports, snow sports, and tanning booths
- Occurs with corneal absorption at 290 nm, the cutoff between UV-B and UV-C light
- UV light penetrates to epithelial nocireceptor axons, destroying them and triggering pain from subendothelial nerve stimulation
- Related to intensity and duration of exposure