Cov pob phais ophthalmic yog tsis ua rau khaus, tsis muaj ntxhiab, thiab tsis muaj kev phiv rau tib neeg lub cev.Cov pob phais tuaj yeem nqus tau qhov txhab exudate thiab tiv thaiv kab mob ntxeem tau.
Cov pob kws phais ophthalmic pov tseg tuaj yeem siv los txhim kho qhov yooj yim, kev ua tau zoo thiab kev nyab xeeb ntawm kev ua haujlwm.