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Glaucoma, one of the leading causes of blindness, is usually first managed medically, with incisional surgery as a second step. Noninvasive glaucoma procedures attempt to fill the gap between medical and surgical treatments and may work synergistically with them. High-intensity focused ultrasound induces a selective and controlled thermal ablation of the distal part of the ciliary body, and this effect is independent from the degree of tissue pigmentation with limited damage to adjacent structures. This selective and innovative treatment decreases intraocular pressure by reducing aqueous humor production and by increasing uveoscleral outflow. We review the current literature on the use of high-intensity focused ultrasound in glaucoma, exploring present use, safety, efficacy, and future clinical applications.
Department of Surgical, Medical, Molecular Pathology and of Critical Area, University of Pisa, Pisa, Italy.
Full article12.10 Cyclodestruction (Part of: 12 Surgical treatment)