Symptoms of pharyngitis and laryngeal cancer often overlap with each other, and even specialists cannot accurately distinguish between them without the help of specialized examinations. If you feel discomfort in the throat, it is recommended to actively consult a doctor and complete relevant examinations to make a clear diagnosis. At present, the only way to determine the nature of the disease is to take the diseased tissue by clamping for histopathological examination to confirm the diagnosis. 1. Pharyngitis: If chronic pharyngitis is present, there will be foreign body sensation, burning sensation, itchy sensation and pain in pharynx, which is obvious when swallowing, and there will be irritating cough and nausea when waking up in the morning, and there may be no sputum or granular secretion-like material vomiting. 2. Laryngeal cancer: Typical manifestations are hoarseness, cough, pain, throat discomfort, bloody sputum, hemoptysis and foreign body sensation, and palpable lumps in the neck, and the tumor progresses to a certain degree, which may cause dyspnea and dysphagia. If you feel uncomfortable in the throat, you should go to regular hospitals for consultation in a timely manner. After detailed inquiry of medical history by specialists, careful examination of pharynx, larynx, neck and other parts of the lesions, or CT enhancement scanning and other related imaging examinations, comprehensive analysis and clear diagnosis.