The Demodex mite, of which there are at least 65 species, is the most common microscopic ectoparasite found on human skin. Demodex folliculorum is responsible for Demodex blepharitis, which accounts for at least 45% of blepharitis cases.
Demodex blepharitis refers to inflammation that occurs when there is an infestation of Demodex mites in the eyelash follicles (Figure 1). The condition is widespread, especially among older patients: 84% of people 60 years of age and older and 100% of those older than 70 years have Demodex blepharitis. Younger people are not (Read more...)