Contrast-Based 3D/2D Registration of the Left Atrium: Fast versus Consistent

Figure 7

Uncontrasted (a) and contrasted (b) frame of an X-ray angiography. The registration result when using (c) had an error of 6.7 mm. By using (d), the left border of the LA model fits better to the left edge of the CA and the error reduced to 3.1 mm.

(a)

(b)

(c)

(d)