Laryngeal cancer does not have the most dreadful omen. The disease is divided into vocal cancer, supravocal cancer and infravocal cancer, and different types of the disease will involve different scopes at different stages, so the symptoms are often different. Laryngeal cancer is a kind of malignant tumor occurring in the larynx, which mainly takes squamous cell carcinoma as the most common one. In the early stage of the disease, it is accompanied by squamous cell metaplasia and gradually develops into occupying lesions, in which the patient will have mild pharyngeal itchiness, foreign body sensation, and discomfort in swallowing, which will lead to mild pharyngeal itchiness, foreign body sensation and discomfort in swallowing, etc. In the early stage of the disease, it is very easy to have pharyngeal itchiness, foreign body sensation and discomfort in swallowing. In the early stage of laryngeal cancer, it is easy to be misdiagnosed, for example, misdiagnosed as pharyngitis or acute upper respiratory tract infection. However, in the early stage of laryngeal cancer, coughing symptom is not serious, pharyngitis with obvious pharyngeal symptom and laryngeal cancer with obvious laryngeal cavity symptom, which need to be differentiated. It is recommended to go to the corresponding department of the hospital in time, standardize the treatment under the doctor’s guidance, pay attention to the light diet, maintain balanced nutrition, and strengthen physical exercise in daily life.