Indirect laryngoscopy is generally not infected with Hepatitis B. Patients can perform the examination reasonably under the guidance of the doctor. Indirect laryngoscopy is a commonly used clinical examination method, which can be widely used in otorhinolaryngology and physical examination centers. Hepatitis B, on the other hand, is mainly caused by infection with hepatitis B virus, which can be transmitted through blood and body fluids. Hepatitis B virus is contained in sweat, saliva, semen, vaginal secretions, breast milk, etc. of hepatitis B patients, and infection may occur in healthy people after contact. Usually, indirect laryngoscopy is a one-time use, and there is no risk of infection from contact, therefore, indirect laryngoscopy will not be infected with hepatitis B in general. Patients do not need to worry too much, actively cooperate with the doctor to carry out the examination reasonably. Hepatitis B patients are recommended to do their own care and treatment under the guidance of the doctor to reduce their infectiousness. To do laryngoscopy and other invasive examination is recommended to consult a regular hospital.