label: laryngeal papillomatosis
label_lc: laryngeal papillomatosis
description: Laryngeal papillomatosis is a form of recurrent respiratory papillomatosis where tumors (papillomas) grow in the larynx (voice box).Symptoms usually begin with hoarseness and/or a change in the voice.Some people mayexperience difficulty breathing (dyspnea) and/or experience other life-threatening complications if the papillomas block the airway. The tumors may vary in size and grow very quickly. They often grow back even when removed.Laryngeal papillomatosisis caused by two types of human papilloma virus (HPV), called HPV 6 and HPV 11.