Median pre‐operative ICIQ‐OAB scores ranged from 3.5 to 10 in the MS group and 9 to 11 in the idiopathic OAB group, whilst ICIQ‐UI scores ranged from 10.5 to 14 in the MS group and 14 to 16 in the IDO group (Table 6). Here, IDO1 is linked to myeloid sarcoma.