Malignant peripheral nerve sheath tumors are rare sarcomas of the heart.Herein, we report the case of a 24-year-old man who complained of dyspnea, cough, and upper left Large Bookcase back pain.He was found to have multiple primary heart tumors obstructing the right superior pulmonary vein in the left atrium, which were diagnosed jewelry as malignant peripheral nerve sheath tumors.The patient underwent successful resection of the tumors and immunohistochemistry was utilized for diagnosis.