hello friends i have cheched again her she isn't having trigger points.but i foung left side of sacral hiatus prominant.all other bony landmark of pelvis r leveled.she is having trobbing in lumbosacral region than she develops claudication like symtoms.she can sit 5-10 minutes extra if she sits on chair with stright legs.i have advised to use sacral tube.but y she repeatedly develop tinging after climbing stairs?does she suffering from sacro iliac dysfunction?what extra examination should i carried out?