Clinically, patients often present with a rapid onset of pain accompanied by conjunctival injection (red eye), photophobia (light sensitivity), and decreased vision. [cochranelibrary.com]

Standard therapy typically includes topical antibiotic treatments. Studies that examined PACK‐CXL in combination with antimicrobial/antibiotic treatment versus standard therapy alone were eligible. [cochranelibrary.com]

Two of the three included studies included keratitis of any etiology, but did not report outcomes based on etiology completely or at all. [cochranelibrary.com]

According to the Centers for Disease Control and Prevention (CDC), the overall burden and epidemiology of keratitis in the United States is estimated to include 930,000 doctor office and outpatient clinic visits and 58,000 emergency department visits [cochranelibrary.com]

According to the Centers for Disease Control and Prevention (CDC), the overall burden and epidemiology of keratitis in the United States is estimated to include 930,000 doctor office and outpatient clinic visits and 58,000 emergency department visits [cochranelibrary.com]