Diktyoma mitotic activity, sarcomatous components, or invasion into the uvea, cornea, or sclera. Most diktyomas are malignant. The most common symptoms of diktyoma are vision loss and pain, while the most common signs are leukocoria and presence of a mass in the iris or ciliary body. Other signs and symptoms include lens subluxation, glaucoma, cataract, exophthalmos, buphthalmos, strabismus, and ptosis. Imaging studies such as ultrasonography (US), Computerized Tomography (CT) and Magnetic Resonance Imaging (MRI) may aid diagnosis. On ultrasound, diktyomas typically appear as echogenic, irregularly shaped to ovoid masses. Ultrasound is excellent for demonstrating cystic collections of vitreous fluid in the
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