Iris (anatomy) surface projects as the dilator muscles. The high pigment content blocks light from passing through the iris to the retina, restricting it to the pupil. The outer edge of the iris, known as the root, is attached to the sclera and the anterior ciliary body. The iris and ciliary body together are known as the anterior uvea. Just in front of the root of the iris is the region referred to as the trabecular meshwork, through which the aqueous humour constantly drains out of the eye, with the result that diseases of the iris often have important effects on intraocular
The University of Illinois Eye and Ear Infirmary over 3,000 eye operations each year. Fellowships in ophthalmology span the following subspecialties: Cornea, Glaucoma, Neuro-ophthalmology, Oculoplastics, Pediatric Ophthalmology and Strabismus, and Vitreoretinal Disease. Research fellowships in artificial Cornea Research, Cornea Neurobiology & Ocular Surface Disease, and Oculoplastic pre-residency are also available. The Otolaryngology Department, offers services in six subspecialties - Facial Plastic and Reconstructive Surgery, Speech and Voice Care, Sinus & Nasal Allergy, Oncology and Neurology, Cancer of the Head and Neck, and General Otolaryngology - treated nearly 17,000 patients in 2008, the most recent year for which statistics are available, making it one of the busiest programs in