Congenital aural atresia (CAA) and congenital aural stenosis (CAS) are conditions that affect the external auditory canal, leading to hearing loss and other complications. CAA is characterized by ...

External ear abnormalities are also very common and include microtia, anotia, aural atresia, preauricular tags or hillocks and preauricular pits. Most affected individuals have some degree of hearing ...

Esophageal atresia is a rare, congenital (present at birth) disorder of the digestive system in which the esophagus, the tube that normally carries food from the mouth to the stomach, does not connect ...

Adolescence is a period of continuous development, including the maturation of endogenous rhythms across systems and timescales. Although, these dynamic changes are well-recognized, their continuous ...