Cutaneous pili migrans (CMP) is a piece of hair embedded in skin, typically appearing as a dark or reddish creeping dot or thread, in a similar presentation to cutaneous larva migrans. There may be associated pain, though generally no itch.
Signs and symptoms CMP typically presents as a non-itchy dark or reddish creeping dot or thread, in a similar appearance to cutaneous larva migrans.
Cause CMP may follow an injury or appear without cause.
Diagnosis and treatment Diagnosis is by its appearance and may require a magnifying glass. Treatment is by removing the piece of hair.
Epidemiology and history CMP is rare. The first description was given by Howard S. Yaffee in 1957.
References