failure of treatment is very probable when the r.h.t . is indifferent in both lower limbs , particularly when the limb involved has an ankle systolic pressure lower than 0.25 , an irrigraphic index lower than 0.10 , the digital pulsatility has disappeared and the tibial artery score is 2/6 or less .
C0023216
lower limbs
C0085427
tibial artery