Comorbidities or predisposing factors in downhill varices
| Variables | n | |
|---|---|---|
| ESRD | 18 | |
| Retrosternal goiter or thyroid malignancies | 5 | |
| Behçet’s disease | 4 | |
| Pulmonary hypertension | 3 | |
| Miscellaneous conditions/comorbidities | Castleman disease | 1 |
| Mediastinal fibrosis | 3 | |
| Total parenteral nutrition catheter | 1 | |
| Idiopathic | 1 | |
| Thymoma | 1 | |
| Upper extremity deep venous thrombosis | 1 | |
| Forgotten port | 1 | |
| Lymphoma | 1 | |
| Vasculitis | 1 | |