Delta is located at 41Â°19â²27â³N 92Â°19â²46â³Wï»¿ / ï»¿41.32417Â°N 92.32944Â°Wï»¿ / 41.32417; -92.32944 (41.324112, -92.329481). According to the United States Census Bureau, the city has a total area of 0.93 square miles (2.41 km 2), all of it land.
Iritis (i-RIE-tis) is inflammation that affects your eye's iris, the colored ring surrounding your pupil.The iris is a part of the middle layer of the eye (uvea), so iritis is a type of uveitis, sometimes called anterior uveitis.The cause of iritis is often unknown. Sometimes iritis results from an underlying systemic condition or genetic factor.ritis (i-RIE-tis) is inflammation that affects your eye's iris, the colored ring surrounding your pupil.
Uveitis specifically refers to inflammation of the layer of the eye known as the the âUveaâ (the iris, ciliary body and choroid) but is commonly used to describe any inflammatory process involving the interior of the eye.Uveitis is classified anatomically into Anterior, Intermediate, Posterior and Pan-Uveitis.an-Uveitis involves inflammation of all layers of the Uvea. Ankylosing Spondylitis, Reactive Arthritis, Psoriatic Arthritis and Inflammatory Bowel Disease. Twin and family studies have shown a strong association between susceptibility to Uveitis and the HLA-B*27 gene.