Other Physiologic Indices for Epicardial Stenosis
Fig. 24.1 Example of measuring coronary flow reserve . Coronary flow reserve is calculated as the ratio of hyperemic average peak flow velocity to baseline APV. (APV average peak velocity,…
Interpretation of Optical Coherence Tomography: Quantitative Measurement
Fig. 12.1 Comparision of border detection between optical coherence tomography (OCT) and intravascular ultrasound (IVUS). Normal artery wall shows a 3-layered architecture, comprising a high backscattering, thin intima, a low…
Clinical Evidence of Intravascular Ultrasound-Guided Percutaneous Coronary Intervention
Study Year N (IVUS vs. angiography) Enrolled patients Follow-up, m Primary endpoint Major findings (IVUS vs. angiography) Jakabacin et al. [3] 2010 105 vs. 105 Complex cases and high clinical…
Physical Principles and Equipment: IVUS
Fig. 1.1 Schematic diagram of beam geometry for an unfocused transducer. The length of the near field and the divergence angle in the far field depend on transducer frequency and…
Specials: Rotablation Through Jailed LAD
Figure 26.1 Initial coronary angiogram Figure 26.2 This shows the two layers of first-generation DES Intervention was performed on the LAD as this was most likely the culprit lesion producing…
Complication: Dislodged Burr
Figure 24.1 Baseline calcified left main bifurcation disease Figure 24.2 Baseline calcified left main bifurcation disease An intra-aortic balloon pump was inserted via left femoral access for circulatory support for…
Specials: Rotablation of LIMA into LAD
Figure 28.1 Native left coronary system Figure 28.2 Native left coronary system Figure 28.3 Angiogram of LIMA graft to LAD showing the severe mid-LAD stenosis distal to graft insertion Figure…
Complication: Trapped Burr
Figure 22.1 The right coronary artery (RCA) on LAO view shows a calcified and tortuous vessel with a tight 90% midsegment stenosis Using a 6F sheath via right femoral arterial…
Complex Case: Rotablation in Cardiogenic Shock #2
Figure 19.1 Angiogram showing the left main and its bifurcation Figure 19.2 Angiogram showing the LAD Figure 19.3 Angiogram showing the RCA which was small and nondominant The LMS was…
Complex Case: Saphenous Vein Graft
Figure 12.1 Angiography of RCA graft showing multiple critically obstructive lesions Figure 12.2 Intravascular ultrasound of vein graft showing heavy calcification (white), especially from 9 to 12 O’clock A temporary…
