Definitely mention the sore hands as it may well be a side-effect of the statin your taking, they may suggest you try an alternative if the statin is found to be the cause of your discomfort.
You don't say what your cholesterol levels are,however they do say that people suffering from diabetic retinopathy should make sure that their cholesterol levels are controlled together with bg and bp, if you've not seen the following website before then it's worth a look: