Welcome to Health Care Magic Forums..
You have to know that the only treatment of cataract
is surgical removal and implantation
of a lens (artificial) in its place.. No medicine can "cure" cataract (yet!)..
The decision to do the surgery is totally based on the patient needs and sometimes the doctor needs to see what's going on behind the cataract (the retina
When we see our diabetic patients with cataract, we advice them to control blood glucose
levels and return back on regular basis (6 months in your case) to monitor the cataract and the effect of diabetes
on the retina.
Hope you and you mom have a good mental and physical health..