Ibimenyetso birimo icyerekezo gikennye cyane mumaso yibasiwe hamwe nubukene buke. MGs irashobora kubaho wenyine cyangwa hamwe nizindi jisho ridasanzwe, nko mumaso yanduye (strabism) cyangwa ibindi bibazo bitari ibyatsi nkibi, cyangwa imvururu zubwonko.
Language: Rwandi