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Table 1 Pressure head drop at different points for 40% stenosis

From: Effect of guidewire insertion in fractional flow reserve procedure for real geometry using computational fluid dynamics

 

Upstream the stenosis

Stenosis throat

Downstream the stenosis

Without guidewire

− 31.7

− 82.2

− 72

Full position guidewire

− 35.8

− 82.5

− 72.2

During insertion guidewire

− 33.7

− 76.8

− 72.2