A transnasal oesophagoscopy is a test using a flexible tube with a camera at the end (endoscope). Your doctor passes it through your nose to look at your, throat, voice box (larynx) and the upper part of the … Throat cancer can mean cancer that starts in any of the different structures and areas within the throat. Cancer of the tonsil is a rare head and neck cancer. Cancer happens when abnormal cells start to divide and grow in an uncontrolled way. Symptoms can include a painless neck lump and a sore throat. A laryngoscopy is a test to look at the back of your throat (pharynx) and voice box (larynx). Nasoendoscopy A nasoendoscopy is part of a normal ear, nose and throat examination. It is a procedure to look at the inside of the: nose back of the tongue throat voice box Your doctor passes a … What is throat cancer? The term throat cancer can be confusing because people use it to mean different types of cancer. People use the term to include the: 3 parts of the pharynx (oropharynx, … A persistent sore throat A persistent sore throat, particularly on one side, is a common symptom of oropharyngeal cancer. A sore throat can also be caused by: viral or bacterial infections acid reflux … Oropharyngeal cancer starts in the oropharynx. The oropharynx is the part of the throat just behind the mouth. It also includes the tonsils. We have separate information about the tests you might have for … Difficulty swallowing (dysphagia) Some cancers and their treatments can cause problems with chewing and swallowing. What causes swallowing problems? Doctors call difficulty swallowing dysphagia. … The main side effects from head and neck radiotherapy include mouth problems, problems with your teeth, weight loss, difficulty swallowing, changes to your voice and swelling in your neck and face …