Table 2 Prognosis of patients differs with respect to the mass locations and the pathological results
Neoplasm location and pathology | Overall response | Progressive disease | Not mentioned | Total |
|---|---|---|---|---|
All cases | 22 | 9 | 22 | 53 |
First attack symptom | Â | Â | Â | Â |
 Related to the mass | 17 | 8 | 13 | 38 |
 Unrelated to the mass | 5 | 1 | 4 | 10 |
 No discomfort or not mentioned | 0 | 0 | 5 | 5 |
Biopsy location | Â | Â | Â | Â |
 Right atrium or atrial septum | 21 | 8 | 21 | 50 |
 Involved left atrium | 1 | 1 | 1 | 3 |
Malignant tumor | Â | Â | Â | Â |
 Lymphoma | 11 | 0 | 4 | 15 |
 Metastatic tumor | 0 | 4 | 5 | 9 |
 Soft-tissue sarcoma | 6 | 3 | 4 | 13 |
Benign tumor | Â | Â | Â | Â |
 Lipomyoma | 0 | 0 | 1 | 1 |
 Myxoma | 1 | 0 | 1 | 2 |
 Paraganglioma | 0 | 0 | 2 | 2 |
 Fibroma | 0 | 0 | 1 | 1 |
Others | Â | Â | Â | Â |
 Thrombus | 2 | 1 | 1 | 4 |
 Bacterial vegetation | 1 | 0 | 0 | 1 |
 IgG4-related diseases | 1 | 0 | 0 | 1 |
 Myocardial amyloidosis | 0 | 1 | 0 | 1 |
 Not mentioned | 0 | 0 | 3 | 3 |