Terry and Hoppy thanks for your response. no the dro did'nt address tdiu they just incresed me from 30 to 50 percent ptsd, an i was 20% for bilateral ankles djd with the 30%ptsd an 20% ankles they said i did'nt meet the criteria for tdiu in my denial letter in april 06 service officer said i should put in a new claim for tdiu but i disagree because i would lose retro. thanks any help would be appreciated