The complications of laryngeal papillomatosis may be serious, as papillomas are at least partially obstructing the airway to cause these symptoms and should be removed immediately. Regardless of the treatment used, the tumors will reoccur. In severe cases, tumors may occur once or twice a month. In less severe cases, tumors may occur once or twice a year. Some children experience some relief or remission of the disease when they begin puberty.