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.
1 Anterior uveitis includes iridocyclitis and iritis. 2  Iritis is the inflammation of the anterior chamber and iris. 3  Iridocyclitis presents the same symptoms as iritis, but also includes inflammation in the ciliary body. 4  Anywhere from two-thirds to 90% of uveitis cases are anterior in location.veitis is classified anatomically into anterior, intermediate, posterior, and panuveitic formsâbased on the part of the eye primarily affected. Prior to the twentieth century, uveitis was typically referred to in English as ophthalmia.. 1  Anterior uveitis includes iridocyclitis and iritis.