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 is defined as inflammation of the uveal tract, which includes the iris, ciliary body, and choroid (the image below depicts the anatomy of the eye).Anterior uveitis, the form most likely to present emergently, includes iritis; iridocyclitis, in which the ciliary body is also involved; and anterior cyclitis.Uveitis is often idiopathic, but it can be triggered by genetic, traumatic, or infectious mechanisms. Anatomy of the eye.veitis is defined as inflammation of the uveal tract, which includes the iris, ciliary body, and choroid (the image below depicts the anatomy of the eye).