The other is the Roche method. The Roche method has a wider band of what is considered normal. It's important you understand what testing method your lab uses and to have consistent measurements for the basis of comparison for trending. If you shift labs, expect to have at least 2 CEA tests done to establish the new basis for comparison.
Zane /zane/ [1 syll.] as a boys' name is pronounced zayne. It is of Hebrew origin, and the meaning of Zane is God is gracious. Possibly a variant of Hebrew John, or a variant of a Scandinavian surname.
Inductee Biography for ZANE GREY Pearl Zane Grey was born January 31, 1872, in Zanesville, Ohio. In 1889 Zane moved from Zanesville to Columbus, Ohio. From an early age he had a great interest in history. He would eventually become a world renowned author whose books brought the American frontier and the wild west to life in the world.