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Dactylitis is a painful swelling of the fingers and toes. The name comes from the Greek word “dactylos,” which means “finger.” Dactylitis is one of the telltale symptoms of psoriatic arthritis (PsA).

A person can break their pinky, or smallest, toe in a trauma, such as stubbing the toe or dropping something on it. The toe may be crooked, swollen, painful, and bruised. The pinky toe is a commonly ...