The blister is located on the anterior volar fat pad of the distal phalynx (Olivieri, Scarano, Padula, Giasi, & Priolo, 2006). This disease is characterized by a single, purulent, large bulla near ...

An x-ray of the distal digit should be performed if a fracture of the underlying phalynx is suspected. If the lesion is chronic and the patient is unable to recall a history of trauma to the nail ...