In 2017 june my mother underwent angioplasty,She had a Dx of Hypertension,Pulmonary edema,Acute MI and type 1 DM(25yrs).After 2months again she got admitted in hospital, Dr diagnosed as polymyositis and auto immune hepatitis,Now what happened is having severe leg and facial edema,she is taking steroid,Insulin & cardiac medicines...please clarify doubts