A system and a method of medical imaging includes registering an ultrasound image to a non-ultrasound image according to a first transformation. The system and method includes registering the non-ultrasound image to the x-ray image according to a second transformation. The system and method includes registering the ultrasound image to the x-ray image based on the first transformation and the second transformation and co-displaying ultrasound information registered to the x-ray image. The ultrasound information is based on the ultrasound data.
