Capnography Monitoring
Figure 8-1 Infrared (IR) light absorption by the carbon dioxide (CO2) molecules. Sidestream Capnography Sidestream capnography (Figure 8-2) is the most widely used method for continuous CO2 monitoring in the…
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Hemodynamics of Mechanical Circulatory Support
Figure 15-1 Intra-aortic balloon pump (IABP) catheter correctly positioned in the thoracic aorta just below the left subclavian artery and above the renal arteries. Hemodynamic and Physiologic Effects of Intra-aortic…
Hemodynamics of Acute Right Heart Failure and Pulmonary Hypertension
Figure 18-1 Right ventricular anatomy. The RV architecture includes the intraventricular septum. The septum divides the two ventricles of the heart and is essential in the motion of ventricular contraction….
Hemodynamics of Mechanical Ventilation and Acute Respiratory Distress Syndrome
Figure 14-1 A, During spontaneous breathing, the intercostal muscles contract, and the diaphragm expands the thoracic cavity, creating negative intrathoracic pressure drawing air into the lungs. This negative pressure supports…
Hemodynamic Management of Heart Failure and Cardiogenic Shock
Data from Go AS, Mozaffarian D, Roger VL, et al.: Heart disease and stroke statistics—2014 update: a report from the American Heart Association, Circulation 129:e28–e292, 2013. Table 17-2 Annual Cost…
Hemodynamics of Sepsis
Figure 20-1 Relationship of infection, systemic inflammatory response syndrome (SIRS), sepsis, severe sepsis, and septic shock. (Adapted from Bone RC, et al.: Definitions for sepsis and organ failure and guidelines…
Hemodynamic Management in Hypovolemia and Trauma
Data from National Institutes of Health: National Heart, Lung, and Blood Institute: NHLBI fact book, fiscal year 2012 (February 2013). Bethesda, MD, 2012, NHLBI. These multiple issues in the aging…
Vasoactive Medications
Increased afterloadDecreased heart rate (baroreflex)Increased coronary and cerebral blood flowAlpha-2Presynaptic nerve endingsInhibition of norepinephrine release; peripheral vasodilationBeta-1Atrial and ventricular muscleCardiac conduction systemIncreased contractilityIncreased heart rateIncreased conductionIncreased automaticityBeta-2Bronchial smooth muscleVascular smooth…
Hemodynamic Management Following Cardiac Surgery
Figure 16-1 Ventricular compliance curves for patients with normal cardiac function, decreased compliance (diastolic dysfunction), and increased compliance (systolic dysfunction). The relationship between end-diastolic volume (EDV) and end-diastolic pressure (EDP)…
Implantable Hemodynamic Monitoring
Figure 13-1 The HeartPOD implantable sensor lead (A) and implantable communication module (B). (Photos provided courtesy of St. Jude Medical.) Figure 13-2 The HeartPOD patient advisory module. (Photo provided courtesy…
