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What is True about penderd's syndrome ? and explain in detail?
Ans. is 'c' i.e., Sensorineural deafness Impoant features of Pendered syndrome: Congenital disorder Mutation in gene SLC 26 A4. Which codes for a protein called pendrin (helps in transpo of ions across membrane). Impaired activity of Pendrin is seen in inner ear and thyroid gland. Bilateral sensorineural hearing loss. Goiter. Sometimes hypothyroidism. Occasionally vestibular dysfunction. No specific treatment.