My father, an 81 year old male was diagnosed with rheumatoid vasculitis which caused kidney failure about 18 months ago.  He had been steadily improving, but in t minute he last week he has started falling down and not knowing he has fallen for a short period. What is it?
Hello and welcome to Chat Doctor. As a Urologist, i can understand your concern.You've not mentioned his medication. Patients with kidney failure need