Promising visual improvement of cystoid macular oedema by hyperbaric oxygen therapy

Sir, Cystoid macular oedema occurs as a frequent complication in diabetic retinopathy, retinal vein occlusions, uveitis and postoperatively in cataract surgery. In general, macular oedema is most prevalent in age-related macular degeneration (AMD) Ischaemia and/or inflammation may pathologically explain the development of macular oedema associated with these disorders. No effective, specific treatment by laser, systemic or topical steroids,...