Onychomycosis
Introduction Onychomycosis, also known as tinea unguium, is defined as a chronic fungal infection of the fingernails or toenails (more common in toenails) . The infection is common but probably underreported because of patient embarrassment or ignorance that they have an infection. Clinical Features As the infection evolves, the nail unit discolours, the nail plate distorts, and the nail bed and adjacent tissue may thicken. Onychomycosis can be mild, with its only impact on quality of life being cosmetic. However, it can also cause pain, or be a reservoir of infection that can precipitate recurrent cellulitis in association with tinea of the feet. Management No treatment other than nail trimming may be appropriate for asymptomatic patients who are not bothered by the infected nail or who wish to avoid the possible effects of drug treatment. Many topical nail preparations are available over the counter, e.g. clotrimazole lotion. However, they have limited efficacy and lack evidence f...