title: Effect of ultrasonic hypophysectomy on diabetic retinopathy.
mesh_terms: D003930:Diabetic Retinopathy / Q000628:therapy*; D005500:Follow-Up Studies; D006801:Humans; D007016:Hypophysectomy; D008722:Methods; D010167:Pallor; D011183:Postoperative Complications; D013101:Sphenoid Sinus / Q000033:anatomy & histology / Q000601:surgery; D014464:Ultrasonic Therapy