helo my wife has recently had breast cancer and had a double masectomy,she has told me today she is getting double vision and difficuly walking a striaght line and has fallen asleep eating her dinner and was slightly ramberling the sighns look like shes drunk but she hasnt had anything but water from coming home from work till she fell asleep please can you advise me what i should do. she is over worked as a ward manager and has took early retirement due to the pressures a