Surgery of psoriatic arthritis of the hand.

Psoriatic arthritis is an uncommon form of arthritis that poses specific problems for the hand surgeon. Although there are similarities between this form of arthritis and the more common rheumatoid or degenerative arthritis, this particular entity is unique, and physicians or surgeons treating these patients should be aware of the differences to advise or carry out appropriate treatment. Before embarking upon specifics, it is fitting to review some of the fundamentals of this condition.