Fontaine et al used a simple scheme to grade the clinical changes of limb ischemia.
Patient selection: peripheral arterial disease
|
Symptoms
|
Stage
|
|
asymptomatic (incomplete vascular obstruction)
|
I
|
|
mild pain with claudication at distance > 200 meters
|
IIA
|
|
pain with claudication at distance < 200 meters
|
IIB
|
|
rest pain, mostly in the feet
|
III
|
|
necrosis and/or gangrene
|
IV
|
|
Fontaine Stage
|
Rutherford Category
|
|
I
|
0
|
|
IIA
|
1
|
|
IIB
|
2 or 3
|
|
III
|
4
|
|
IV
|
5 or 6
|
