In contrast, DSG2 expression was independent of CDH2 in the majority of non‐MS patients, with 37/346 (10.7%) expressing DSG2 alone, 97/346 (28.0%) expressing CDH2 alone and just 22/346 (6.4%) co‐expressing both DSG2 and CDH2. This evidence concerns the gene DSG2 and myeloid sarcoma.