<prompt> Diabetes mellitus can lead to -CataractRubeosis iridisRetinal detachementIH,IV,andVInervespalsy  <response>: All of the above are correct answers Diabetes leads to Diabetic retinopathy which is classified into two stages Non-proliferative DR Proliferative DR Which cause retinal vascular micro aneurysm, blot hemorrhages , cotton wool spots Neovascularisation, retinal detachment , rubeosisiridis and neovascular glaucoma Cranial nerves 4, 6 7 are also involved Ref Harrison 17e p2287 Parson p238, 171 