Not having enough iodine in the diet is a rare cause of hypothyroidism in the U.S. Other causes of primary hypothyroidism include: 1  Certain drugs such as lithium. 2  Radiation exposure to the neck. 3  Radioactive iodine used for treatment of hyperthyroidism (overactive thyroid). 4  Special x-ray dyes.
Princeton, TX. Princeton is located in northeast Texas. Princeton is part of Collin County. Princeton has 7.40 square miles of land area and 0.06 square miles of water area. As of 2010-2014, the total Princeton population is 7,520, which has grown 116.28% since 2000.
Cisco is a city in Eastland County, Texas, United States. The population was 3,851 at the 2000 census. Conrad Hilton started the Hilton Hotel chain with a single hotel bought in Cisco. Hilton came to Cisco to buy a bank, but the bank cost too much; so he purchased the Mobley Hotel in 1919. The hotel is now a local museum and community center. During the 1920s, Cisco, like nearby Ranger, Eastland, and Desdemona, was a petroleum boomtown.