Laryngology is a branch of medicine which deals with the disorder of the larynx. All the larynx related disorders can be caused by strain or injury to the vocal cords through the misuse of the voice. Treatment for this condition of the larynx and vocal cords are highly individual, contingent upon your age, condition, and profession. It is a subspecialty of otolaryngology. A laryngologist is an ENT specialist with a special interest related to airway, voice, and swallowing disorder involving the voice box and the throat. Rhinology is the subspecialty of medicine focused on the treatment of disease and disorder of nasal depression and sinuses which incorporate allergies, the problem with taste and smell, nose bleeds, OSA and sinusitis.