Figure 16.1 CARDIOHELP System is one of the first fully portable emergency life support systems for patients suffering cardiogenic shock. It measures 31 × 25 × 42 cm and weighs 11.5 kg with an ability to…
Figure 15.1 Pediatric bypass circuit. Prime fluid calculations First, calculate the patient’s circulating blood volume (PV), which varies with weight as shown below: Patient weight range Calculated circulating volume (PV)…
html xmlns=”http://www.w3.org/1999/xhtml” xmlns:mml=”http://www.w3.org/1998/Math/MathML” xmlns:epub=”http://www.idpf.org/2007/ops”> Chapter 13 Acute kidney injury (AKI) in cardiac surgery Robert C. AlbrightJr. The incidence of perioperative renal injury appears to be increasing in the ever more…
Figure 8.1 Transesophageal echocardiogram (mid-esophageal, left ventricular outflow tract view) showing the heart during de-airing following aortic valve surgery. Air is seen as white speckles throughout the left heart. Of…
Figure 6.1 Oxyhemoglobin dissociation curve. Pump flow rate must be adjusted with due consideration to temperature if the metabolic demands for oxygen are to be matched by delivery. Typical flow…
where PBV = patient’s blood volume (l) and CPB prime volume = extracorporal prime volume (l). Benefits of hemodilution include reduced blood viscosity and an increase in microvascular blood flow,…
Fig. 11.1 Multiplanar reformatted targeted three-dimensional T2 preparation echo coronary MRI depicting the right coronary artery (RCA), left main coronary artery (LM), and left circumflex (LCX). The in-plane spatial resolution…
Fig. 9.1 Prospectively triggered scanning. In this mode there is intermittent table motion, triggered by the ECG R-wave of the oncoming beat. Prospective mode is facilitated by a wider detector…
Fig. 7.1 Angiographic underestimation of disease. Although angiogram (top) shows only minor luminal irregularities, two sites in the left anterior descending artery (arrows) show major atherosclerosis (below). The entire vessel…
Fig. 8.1 Illustration of an x-ray source with a detector array Scans were acquired in a “step and shoot” mode in which 35–40 continuous gapless slices of 1–3 mm thickness…
