Fig. 6From: Response to PD-1 inhibitor in SMARCB1‑deficient undifferentiated rectal carcinoma with low TMB, proficient MMR and BRAF V600E mutation: a case report and literature reviewFollow-up condition of the patient. A The tumor recurred during chemotherapy. B The recent computed tomography (CT) scan showed that the tumor had disappeared after the patient received 4 cycles of immunotherapyBack to article page