Average climate in York, Nebraska. Based on data reported by over 4,000 weather stations. Tornado activity: York-area historical tornado activity is slightly above Nebraska state average. It is 123% greater than the overall U.S. average.
Normally a colon cancer can take from 7 to 10 years to develop from a polyp. That is why the recommendation for colonoscopy is every 10 years, unless there is a prior family history. However, with Lynch Syndrome (HNPCC) due to a genetic mutation a colon cancer can develop in as little as 1 to 2 years.
Main article: Familial adenomatous polyposis. Adenomatous polyps, or adenomas, are polyps that grow on the lining of the colon and which carry a high risk of cancer. The adenomatous polyp is considered pre-malignant, i.e., likely to develop into colon cancer.The other types of polyps that can occur in the colon are the hyperplastic and inflammatory polyps.They are unlikely to develop into colorectal cancer. About 5% of people aged 60 will have at least one adenomatous polyp of 1 cm diameter or greater.he other types of polyps that can occur in the colon are the hyperplastic and inflammatory polyps. They are unlikely to develop into colorectal cancer. About 5% of people aged 60 will have at least one adenomatous polyp of 1 cm diameter or greater.