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. 2021 Jun 18;321(2):H318–H338. doi: 10.1152/ajpheart.00086.2021

Table 3.

Parameters describing ring- and web-like lesions and their values

Stenosis Parameters Description Value
Kt, ND Turbulent pressure loss coefficient 1.52
Ku, ND Inertial pressure loss coefficient 1.2
Ls, cm Ring-like lesion length Li/4
Kperm, cm2 Darcy loss coefficient for web-like lesion permeability 0.009
G, cm Inertial loss coefficient for web-like lesions 0.10
Lw, cm Length of web-like lesion Li/2

ND, nondimensional.