5 ▁in ▁T ogo ▁ 1 9 8 5 ▁Category : One - party ▁elections ▁Category : M arch ▁ 1 9 8 5 ▁events ▁in ▁Africa <0x0A> </s> ▁Ay azi ▁synd rome ▁( or ▁Ch rom os ome ▁ 2 1 ▁X q 2 1 ▁delet ion ▁synd rome ) ▁is ▁a ▁synd rome ▁character ized ▁by ▁ch oro ider emia , ▁con gen ital ▁de af ness ▁and ▁ob es ity . ▁ ▁Sign s ▁and ▁sympt oms ▁M ental ▁ret ard ation ▁De af ness ▁at ▁birth ▁Ob es ity ▁Ch oro ider emia ▁Imp a ired ▁vision ▁Progress ive ▁deg ener ation ▁of ▁the ▁ch or oid ▁ ▁Gen et ics ▁ ▁Ay azi ▁synd rome ' s ▁inheritance ▁pattern ▁is ▁described ▁as ▁x - link ed ▁re cess ive . ▁Gen es ▁known ▁to ▁be ▁deleted ▁are ▁CH M ▁and ▁PO U 3 F 4 , ▁both ▁located ▁on ▁the ▁X q 2 1 ▁loc us . ▁ ▁Di agn osis ▁ ▁Tre at ment ▁ ▁References ▁▁▁▁▁▁ ▁http :// www . wr ong di agn osis . com / a / ay azi _ s y nd rome / sym pt oms . htm ▁ ▁External ▁links ▁▁▁▁▁ ▁Category : Gen etic ▁dis orders ▁with ▁no ▁O M IM ▁Category : C ong en ital ▁dis orders ▁Category : S y nd rom es ▁affect ing ▁hearing ▁Category : S y nd rom es ▁with ▁mental ▁ret ard ation ▁Category : S y nd rom es ▁with