Laryngeal squamous cell carcinoma is a malignant tumor that occurs in the larynx and is associated with viral infection, precancerous lesions, and other symptoms such as hoarseness and foreign body sensation in the throat. The larynx is the human body’s articulating organ, and laryngeal cancer is a malignant tumor that occurs in the larynx. Human papilloma virus can cause laryngeal cancer. Pre-cancerous lesions such as vocal cord leukoplakia and hypertrophic laryngitis can also be transformed into cancer after a long time. Hoarseness is a possible symptom in the early stage of the patient, and the patient may also have persistent cough, pain when swallowing, difficulty in swallowing food, pain on the side of the neck or behind the ear, and difficulty in breathing. If the surface of the laryngeal tumor is complicated by infection, a foul-smelling odor may also appear. It is recommended to go to the hospital in time when the above symptoms occur.