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.
Incorporated on February 20, 1968, Carson is the youngest municipality in the South Bay region of Greater Los Angeles. According to the United States Census Bureau, Carson has a total area of 19.0 square miles (49.1 kmÂ²). 18.7 square miles (48.5 kmÂ²) of it is land and 0.2 square miles (0.6 kmÂ²) of it (1.29%) is water.