Medical Definition of NEPHRECTOMY. : the surgical removal of a kidney.â neÂ·phrecÂ·toÂ·mize \-ËmÄ«z\ transitive verb.edical Definition of NEPHRECTOMY. : the surgical removal of a kidney.
Scleritis is an uncommon disease and is differentiated from episcleritis, which is a more common ocular condition. In episcleritis, only the superficial tissue between the white of the eye (sclera) and the blood vessel-filled covering (conjunctiva) is inflamed. Scleritis is an inflammation of the white of the eye. 2  It is serious eye disease which is often associated with underlying autoimmune disorders. 3  Prompt diagnosis and treatment is essential in preventing permanent vision loss.
In most cases, the cause is unknown, although it can sometimes be associated with a secondary inflammatory disease that affects other parts of the body. Common inflammatory disease that can cause iritis include Rheumatoid arthritis, Crohnâs disease, ulcerative colitis, sarcoidosis, and collagen vascular disease.Talk with your eye-care professional about possible causes of your iritis and possible medical conditions that may lead to iritis.he cause may be unknown, or it may be associated with certain systemic inflammatory disorders or autoimmune disorders. Iritis can be acute or chronic. Acute iritis presents suddenly, typically as a painful red eye with light sensitivity.