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Table 1 Characteristics of patients (N = 153)

From: Renal cell carcinoma metastasis to the maxillary bone successfully treated with surgery after vascular embolization: a case report

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
  1. w week, yr year
  2. aThe time from the onset of primary renal carcinoma to the metastasis of oral cavity