Disorder of smell is difficult to diagnose and treat. An earlier study found that 66% of people reported they had smell disorder in some periods of their life. Deficiencies in smell can cause anxiety, depression, and even nutritional deficiencies due to
Epistaxis, or bleeding from the nose, is common in its frequency and varies in its manifestation. The true prevalence of epistaxis is not known because most episodes are self-limited and thus are not reported.
Upper respiratory tract infection (URI) is the most common acute illness in outpatient setting. URIs range from the common cold, typically a mild, self-limited, catarrhal syndrome of the nasopharynx, to life-threatening illnesses such as epiglottitis. Vir
It is estimated that some degree of hearing loss exists in 1/100 of live births, in which 1/1000 (0.1%) has severe hearing loss. 5% of children under 18 years old suffer from history of hearing loss. Hearing loss can be present at birth or progress over t
Preauricular fistula is a congenital lesion. During fetus, first and second bronchial arches fuse mutually and thus form the auricle. In the process of fusion, some edges fail to fuse completely and result in formation of a cleft.