Ultrasound in vitreous surgery.
D006470:Hemorrhage / Q000145:classification / Q000175:diagnosis; D006801:Humans; D006988:Hyphema / Q000175:diagnosis; D007908:Lens, Crystalline; D008722:Methods; D011300:Preoperative Care; D012162:Retinal Degeneration / Q000517:prevention & control; D012163:Retinal Detachment / Q000175:diagnosis; D013997:Time Factors; D014464:Ultrasonic Therapy; D014463:Ultrasonography; D014822:Vitreous Body / Q000601:surgery*