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(Chronic) Lower Limb Ischemia Fontaine and Rutherford Classification

Fontaine Classification Rutherford Classification
Stage Clinical Manifestation Grade Category Clinical Manifestation
Stage I Asymptomatic 0 0 Asymptomatic
Stage IIa Mild Intermittent Claudication I 1 Mild Intermittent Claudication
Stage IIb Moderate to Severe Intermittent Claudication I 2 Moderate Intermittent Claudication
I 3 Severe Intermittent Claudication
Stage III Rest Pain II 4 Rest Pain
Stage IV Tissue Ulceration, Gangrene III 5 Minor Tissue Loss
IV 6 Tissue Ulceration, Gangrene

References

Research Paper Chinese Medical Association Surgery Branch Vascular Surgery Group. Guidelines for the Diagnosis and Treatment of Lower Extremity Arteriosclerosis Obliterans. 2015;95:1883-96.
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