Basal cell carcinomas are currently considered to have origin from the folliculo-sebaceous-apocrine germ, also known as trichoblast. The differential diagnosis with trichoblastic carcinoma, a rare malignant form of trichoblastoma, can be challenging. Alternatively, one argument is that basal cell carcinoma is trichoblastic carcinoma. Overexposure to sun leads to the formation of thymine dimers, a form of DNA damage.
Carson, Washington. Carson is a small community within Carson River Valley CDP in Skamania County in the southwestern part of the U.S. state of Washington.
The historic Town of Kit Carson is a Statutory Town in Cheyenne County, Colorado, United States. The population was 253 at the 2000 census. Kit Carson is located at 38Â°45â²50â³N 102Â°47â²38â³W / 38.76389Â°N 102.79389Â°W / 38.76389; -102.79389 (38.763999, -102.793843). According to the United States Census Bureau, the town has a total area of 0.6 square miles (1.5 kmÂ²), all of it land.