“…This could be explained by the particularity of the venous drainage of the testis, which is carried out directly in the inferior vena cave system. In addition, among 13 reported cases of nonseminomatous GCT involving the right-sided heart, 11 had a caval provenance [9], [10], [11], [12], [13], [14], [15], [16], [17], [18], [19].…”