%0 Case Reports %T A case of thoracic SMARCA4-Deficient undifferentiated tumor successfully treated with combination Ipilimumab-Nivolumab. %A Nakano Y %A Sekinada D %A Kuze Y %A Okamoto N %A Gohma I %A Yasuhara Y %J Clin Case Rep %V 10 %N 12 %D Dec 2022 %M 36523385 暂无%R 10.1002/ccr3.6745 %X Thoracic SMARCA4-deficient undifferentiated tumors are rare, with poor prognosis. A 73-year-old man presented to our hospital with dyspnea. Computed tomography-guided biopsy revealed a SMARCA4-deficient undifferentiated tumor. The patient was treated with combination ipilimumab-nivolumab. The tumor reduced in size after two courses.