The health condition of incarcerated RJD leader Lalu Prasad is stable and he does not face any medical risks, Jharkhand prisons department said Saturday,even as the RIMS authorities served a show cause to the doctor attending him for his unauthorised statement that Prasad s kidney was functioning only at 25 per cent capacity . Prasad, who is serving jail term in connection with the multi-crore rupee fodder scam is presently staying at Ranchi- based Rajendra Institute of Medical Sciences (RIMS). Amid mounting criticism of the RJD president violating jail manuals, the septuagenarian politician was recently returned to paying ward of the hospital from the bungalow of RIMS Director.