Eustachian Tube Growth and Development: Anatomy/Function. Protocol Description. This study measures Eustachian tube function and facial growth over time in three groups of children: one with recurrent ear infections, one with chronic middle ear fluid, and one with little past history of otitis media.
Causes of Kartagener syndrome. Kartagener syndrome is caused by a mutation in the DNAI1 gene, which makes a cellular protein required for normal functioning cilia (cilia line the respiratory tract) and sperm motility.
The real cause of werewolf syndrome remains unclear. Although it was observed that genetic mutations play an important role to the development of this condition. Besides, werewolf syndrome is associated to cancer-related condition which happens after the person had cancer while certain drugs and metabolic disorders will result to hypertrichosis. Furthermore, untreated infection and malnutrition are other contributing factors in the development of hypertrichosis.