“…4,7,17,21–25 These patients presented with signs of cerebellar dysfunction, such as ataxia, dysarthria, dysmetria, dysdiadochokinesia or vertigo, alone or in combination. All patients were under adjuvant or palliative chemotherapy of colon cancer, 4,7,17,21–23 except one patient being treated for metastatic breast cancer. 24 The latency period from capecitabine initiation to cerebellar dysfunction development ranged from one week to several months, with symptomatic reversion after capecitabine discontinuation.…”