Laryngitis in children is generally triggered by two things: first, congestion and pain in the vocal cords due to shouting and exertion. Patients usually have no systemic symptoms, but only symptoms related to hoarseness, pain in the throat, difficulty breathing, and difficulty swallowing. In terms of treatment, patients first need to abstain from voice treatment and can undergo nebulized inhalation with budesonide nebulization to reduce congestion as well as edema in the throat, which can be cured in about a week. Second, acute laryngitis caused by acute inflammatory infection, this condition patients will have fever, headache, throat pain, hoarseness and other related symptoms. In terms of treatment, because it is a hemolytic streptococcal infection, it must be treated with oral anti-inflammatory drugs or infusion, either oral cefixime, amoxicillin or input ceftriaxone sodium, aminoglutethimide, meropenem, and glucocorticoids, such as dexamethasone, need to be input to reduce edema as well as congestion in the pharynx. Because acute pharyngitis can lead to high swelling of the vocal cords in children and cause breathing difficulties, the patient needs to eat lightly, drink more water and take more rest during treatment, which will heal in about a week.