Contralateral spread of head and neck cncer.
D005153:Facial Neoplasms / Q000473:pathology*; D006258:Head and Neck Neoplasms / Q000473:pathology* / Q000532:radiotherapy / Q000628:therapy; D006801:Humans; D007822:Laryngeal Neoplasms / Q000473:pathology; D008048:Lip Neoplasms / Q000473:pathology; D008198:Lymph Nodes / Q000473:pathology; D008207:Lymphatic Metastasis; D009062:Mouth Neoplasms / Q000473:pathology; D009303:Nasopharyngeal Neoplasms / Q000532:radiotherapy; D009362:Neoplasm Metastasis; D010157:Palatal Neoplasms / Q000473:pathology; D013964:Thyroid Neoplasms / Q000473:pathology; D014062:Tongue Neoplasms / Q000473:pathology