<P> Treacher Collins syndrome (TCS) is a genetic disorder characterized by deformities of the ears, eyes, cheekbones, and chin . The degree a person is affected, however, may vary from mild to severe . Complications may include breathing problems, problems seeing, cleft palate, and hearing loss . Those affected generally have a normal intelligence . </P> <P> TCS is usually autosomal dominant . More than half the time it occurs as a result of a new mutation rather than being inherited from a person's parents . The involved gene may include TCOF1, POLR1C, or POLR1D . Diagnosis is generally suspected based on symptoms and X-rays, and potentially confirmation by genetic testing . </P> <P> Treacher Collins syndrome is not curable . Symptoms may be managed with reconstructive surgery, hearing aids, speech therapy, and other assistive devices . Life expectancy is generally normal . TCS occurs in about one in 50,000 people . The syndrome is named after Edward Treacher Collins, an English surgeon and ophthalmologist, who described its essential traits in 1900 . </P> <P> Symptoms in people with Treacher Collins syndrome vary . Some individuals are so mildly affected that they remain undiagnosed, while others have moderate to severe facial involvement and life - threatening airway compromise . Most of the features of TCS are symmetrical and are already recognizable at birth . </P>

Who discovered treacher collins syndrome and when was it first diagnosed