The experience of the average radiologist with fractures of the carpal bones is limited by the relative rarity of many of these injuries. The navicular fractures are most important and are relatively common. Other fractures are usually less significant, but the radiologist should be aware of their prognosis and the complications to be expected so that he may not only recognize the injury but, when requested, may advise the attending physician as to the significance of the individual injury and the advisability of management by an orthopedic surgeon. The minimum examination of the wrist should include a postero-anterior view ade with the hand in partial ulnar deviation, an oblique view with the hand in partial pronation, and a true lateral view. It is essential that the better detail afforded by a film exposed in a cardboard holder be obtained. Special non-screen film is desirable, since the exposure time may thus be significantly reduced. These films should be viewed wet as a basis for further study of th...