Carbonic anhydrase IX (CAIX) does not differentiate between benign and malignant mesothelium.
Ananthanarayanan V, Tretiakova M, Husain AN, Krausz T, Antic T. Carbonic anhydrase IX (CAIX) does not differentiate between benign and malignant mesothelium. Am J Clin Pathol. 2014 Jul; 142(1):82-7.