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What is In Klippel-feil syndrome, the patient has all of the following clinical features except: and explain in detail?
Klippel-feil syndrome Congenital fusion of 2 or more cervical veebrae Classic triad (seen in fewer than 50%)- Low posterior hair line Sho webbed neck Limited cervical ROM Other features- Sprengel's deformity, jaw anomalies, paial loss of hearing, toicollis,scoliosis