Radial Ray Defect

A 24 days old male neonate presented to the University of Gondar Hospital with deformity at the right wrist joint since birth. Physical findings were deformity of the wrist joint with lateral deviation of fingers and absent thumb. Plain radiographs of the wrist joint showed absent radius and bones of the thumb which suggest the diagnosis of radial ray defect. Radial ray defect is a rare congenital defect that may be isolated or associated with other anomalies. This is a rare case of radial ray defect which has no association with other anomalies.