What Causes Laryngeal Papillomatosis? Topic Guide

What Causes Laryngeal Papillomatosis? What Causes Laryngeal Papillomatosis?: Laryngeal papillomatosis is a rare disease that causes benign (noncancerous) tumors called papillomas grow inside the voice box (larynx), vocal cords, or the air passage from the nose to the lungs (respiratory tract). It is caused by two types of human papillomavirus (HPV), HPV 6 and HPV 11, and is spread from person to person sexually or from mother to baby during childbirth.