Clinical Significance and Prognostic Value of Preoperative Angiographic Assessment in Infrainguinal Arterial Reconstructions
Table 2
Score for angiographic assessment of run-off (Schwierz).
Angiographic image score
Score
Each completely stenosis-free crural vessel
1
Each stenotic but patent crural vessel
0.5
Each crural vessel with short distal segmental occlusion
0.4
Each crural vessel with long segmental occlusion, depending on length of occlusion
Each occluded crural vessel
0
In the case of above knee distal bypass anastomosis and collateral formation in the run-off bed, depending on the degree of collateral formation, additional
In the case of popliteal below knee distal bypass anastomosis and collateral formation, depending on the degree, additional
