Primary Growth Hormone Deficiency and Usher Syndrome: A Case Report

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.