question: Dear sir, i am from bangladesh. my mother who is 43 years old. she is suffering from CIDP . she has weakness in both limb for 2 years and geadually progressing weakness. doctor prescribe prednisolon and plasma exchange. prednisolon is continuing but plasma exchange has not yet done. her symtoms is increasing day by day . what should i do now. please suggest . my e mail id YYYY@YYYY