A combined system of contact A-scan and B-scan.
D002648:Child; D005128:Eye Diseases / Q000175:diagnosis*; D005134:Eye Neoplasms / Q000175:diagnosis; D006391:Hemangioma / Q000175:diagnosis; D006470:Hemorrhage / Q000175:diagnosis; D006801:Humans; D007223:Infant; D008545:Melanoma / Q000175:diagnosis; D009918:Orbital Neoplasms / Q000175:diagnosis; D012163:Retinal Detachment / Q000175:diagnosis; D012175:Retinoblastoma / Q000175:diagnosis; D014465:Ultrasonics / Q000295:instrumentation; D014463:Ultrasonography; D014822:Vitreous Body