Related by context. Frequent words. (Click for all words.) 66 cornea 57 corneal 57 kidneys 56 organs 52 kidney 49 cataract 49 grafts 49 tissue 48 livers 48 cataracts 48 transplants 47 contact lenses 46 retinal 46 organ transplants 46 retina 46 retinas 46 eyelids 45 astigmatism 45 skin grafts 45 liver 45 stem cell transplants 45 transplant 44 optic nerve 44 internal organs 44 bone marrow 44 stem cells 44 LASIK 43 diseased 43 implant 43 implants 43 donor organs 43 lenses 43 cataract surgery 43 glaucoma 42 ovary 42 aortic valve 42 marrow 42 cochlear implants 42 organ transplantation 42 skin 42 blood vessels 42 platelets 42 cleft lip 42 vital organs 41 eyesight 41 transplantation 41 ophthalmologists 41 organ 41 embryos 41 Organs 41 stem cell transplant 41 cochlear implant 41 heart valve 41 limbs 41 surgically 40 follicles 40 transfusions 40 tissues 40 organ transplant 40 kidney transplants 40 retinopathy 40 ophthalmologist 40 refractive 39 cadaver 39 implanted 39 prosthesis 39 transplanted 39 sperm 39 skin graft 38 eyeglasses 38 pigmentation 38 cadavers 38 kidney function 38 bone marrow transplant 38 platelet 38 breast tissue 38 kidney transplant 38 eyelashes 38 saline solution 38 cartilage 38 prosthetic 38 scarring 38 blocked arteries 37 cleft 37 macular degeneration 37 diabetic retinopathy 37 Lasik 37 prostheses 37 adult stem cells 37 stem cell therapy 37 bone marrow transplants 36 Macugen 36 lung transplant 36 transfusion 36 autologous 36 tissue samples 36 prosthetics 36 spinal cords 36 brows 36 surgically removed 36 macula