Acrokeratoelastoidosis of Costa is a rare dermatosis characterized by small, firm papules or plaques (resembling warts) on the sides of the hands and feet. These stationary and asymptomatic lesions appear generally at puberty, or sometimes later
The prevalence is unknown.
The histology combines hyperkeratosis and acanthosis.
Both autosomal dominant and sporadic forms have been observed.
Treatment is not indicated in most patients.
Last update: June 2006