The Carbon Age 2008 One of the rare sights in any ICU is a patient who is NOT receiving supplemental oxygen to breathe. Oxygen is used liberally in ICU patients,…
FIGURE 15.1 Flow diagram for the evaluation of tachycardias. Irregular Rhythm If the R-R intervals are not uniform in length (indicating an irregular rhythm), the most likely arrhythmias are multifocal atrial…
FIGURE 16.1 Illustration showing the pathogenesis of acute coronary syndromes. Rupture of an atherosclerotic plaque leads to activation of platelets and clotting factors (upper panel), and results in the formation of…
FIGURE 28.1 Portable chest x-ray showing proper position of an endotracheal tube, with the tip located midway between the thoracic inlet and the carina. Migration of Tubes Endotracheal tubes can migrate…
FIGURE 54.1 Prescription drug use in the United States in 2007–2010, by age group. Data from Health United States, 2012. DHHS Publication No. 2013-1232, May, 2013. Toxic Mechanism The toxicity of…
Influence of Plasma Volume The problem with the hematocrit and Hb concentration as measures of O2 carrying capacity is the influence of plasma volume on these variables. This is demonstrated…
1754 Calcium and phosphorus are responsible for much of the structural integrity of the bony skeleton. Although neither is found in abundance in the soft tissues, both have an important…
FIGURE 17.1 Rates of survival and satisfactory neurologic recovery in cardiac arrests that occur inside the hospital (graph on the left) and outside the hospital (graph on the right), grouped according…
Both measurements are volume-dependent and effort-dependent, so maximum patient effort is required for reliable recordings. The FEV1 is the preferred measurement because it is less variable and more likely to…
Diagnosis The diagnosis of acute pancreatitis requires: (a) an increase in serum levels of pancreatic enzymes (amylase and lipase) to at least 3 times the upper limit of normal, and…
