1 Two common types of mites that can cause mange are Demodex canis, which causes demodectic mange, and Sarcoptes scabei, which causes sarcoptic mange.  Demodectic mange is primarily seen in puppies and immunocompromised dogs. This type of mange is not contagious â it results from an incompetent immune system.
Oropharyngeal cancer is a disease in which malignant cells form in the tissue of oropharynx. The oropharynx is the middle part of the throat that includes the base of the tongue, the tonsils, the soft palate, and the walls of the pharynx.ropharyngeal squamous cell carcinomas [edit]. Oropharyngeal squamous cell carcinomas is a type of head and neck cancer that begins in the oropharynx, the middle part of the throat that includes the soft palate, the base of the tongue, the tonsils, and the side and back wall of the throat.
Oropharyngeal cancer is a type of head and neck cancer. Sometimes more than one cancer can occur in the oropharynx and in other parts of the oral cavity, nose, throat, larynx (vocal cords), trachea, or esophagus at the same time.reatment of stage IV oropharyngeal cancer that has spread to other parts of the body or that has recurred (come back) may include the following: 1  Radiation therapy. 2  Surgery. 3  Chemotherapy for patients with cancer that has spread to other parts of the body or recurrent cancer that cannot be removed by surgery.