This book is a comprehensive coverage of all the common types of eye infections. Eye infections are one of the most frequently occurring infections in human beings. Hence, their treatment must be quick, appropriate and effective. Therefore, it becomes important to correctly detect and characterize the pathogenesis of the infection. The diagnosis of eye infections can be done with various methods based on microbiological tests of ocular samples. These mechanisms require biochemical analysis to appropriately characterize the infection and its culprit microorganism.