The Swollen Finger: Etiology and Imaging Findings

A swollen finger may be caused by a variety of lesions of different etiologies, such as infection, inflammation, degenerative disorders, crystal diseases, congenital diseases, trauma, and tumors or tumorlike disorders of bone and soft tissues. Following a case presentation of a rare case presenting with a swollen finger, this article reviews the imaging features of the most common etiologies of swelling of the digits.