Gender | |
 Men | 113 |
 Women | 38 |
 Not described | 2 |
Age (yr), range (mean) | 1–89 (61.4) |
Oral metastatic site (%) | |
 Tongue | 62 (39.5) |
 Mandibular bone | 30 (19.1) |
 Gingiva | 29 (18.5) |
 Palate | 11 (7.0) |
 Maxillary bone | 7 (4.5) |
 Buccal mucosa | 6 (3.8) |
 Lip | 5 (3.2) |
 Floor of mouth | 3 (1.9) |
Metastatic site other than oral cavity (%) | |
 Lung | 86 (59.3) |
 Bone | 36 (24.8) |
 Brain | 15 (10.3) |
 Lymph node | 15 (10.3) |
 Liver | 11 (7.6) |
 Adrenal gland | 9 (6.2) |
 Skin | 5 (3.4) |
 Mediastinum | 4 (2.8) |
 Muscle | 4 (2.8) |
 None | 34 (23.4) |
Timing of diagnosis of oral metastasis | |
 Before the diagnosis of primary renal carcinoma | 58 |
 After the diagnosis of primary renal carcinoma | 93 |
 Not described | 2 |
 Timea, range (mean) | 2 w – 26 yr (4.8 yr) |
Symptom | |
 Bleeding | 27 |
 Dysphagia | 18 |
 Pulsation | 7 |