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Introduction: The Usher syndrome (USH) is an autosomal-recessive disorder refers to The combinded bilateral sensorineural hearing loss, retinitis pigmentosa (RP), and in some cases vestibular dysfunction. There are three clinical types of Usher syndrome: type 1, type 2, and type 3. Type 3 is characterised by progressive hearing loss and variable age of onset of retinal degenerationand he or she will usually require hearing aids by mid- to late adulthood. Night blindness usually begins sometime during puberty. Case Presentation: The present case reports is a 13 years-old male with type 3 of usher syndrome syndrome who developed a previously undescribed growth hormone de- ficiency. Conclusion: We sugesst usher syndrome type 3 could be a primery GH deficiency disorders.potential link between usher syndrome and GH deficiency is still unclear and needs further studies.

     

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