Yup we are finding out that each thing is in some unexpected way connected to the others, at least to an extent. We just found out Wednesday that the Secondary parathyroid disease has an unwanted impact on her kidneys, but At least THAT is beginning to come under control. Her PTH level was at 775 just 2 months ago and with nothing more than Vitamin D it has come down to the 200 + range. But she still needs to have the offending parathyroid gland removed.