This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': 'In which syndrome is sensorineural hearing loss associated with abnormality of thyroxin synthesis? \nSelect and explain. \nA. Alport, B. Pendred, C. Klippel-Feil, D. Usher', 'role': 'user'}, {'content': "Answer: B \nExplanation: In Pendred syndrome child is born deaf. Thyroid enlargement appear in adolescence and becomes nodular in adulthood.Alport's syndrome: Progressive glomerulonephritis.Klippel-Feil syndrome: Congenital spinal deformities.Usher syndrome: Retinitis pigmentosa.", 'role': 'assistant'}]