…and the pulse oximetry test will correctly identify five of these with critical CHD ( Plana et al ). Minor defects can go unnoticed for many years…

…in isolation because myocardial injury is also encountered in non ACS cardiopulmonary disease. Patients with persistent or recurrent chest pain require repeat blood sampling even…

…the trap of oversimplification. Physicians, nurses, paramedics and physician assistants who rely on such books will realize their shortcomings at their first encounter with an…

…for bacterial CNS infections states that CT must not be performed before lumbar puncture in suspected bacterial meningitis — not even with a reduced level of…

…e structures with high echogenicity). For each reflection, a portion of the sound waves return to the transducer and produce a copy of the reflector…

…sex , and race based percentile Comparison with the expected score for a person of the same age and sex CAC may also reveal extracoronary findings…

…used instead of enlargement. Atrial enlargement/abnormality often accompanies ventricular enlargement. The ECG has, as one could expect, low sensitivity but high specificity with respect…

…cessation lowers the risk of peripheral artery disease, myocardial infarction, premature death, recurrent infarction and limb threatening complications. Among patients with established peripheral artery disease…

…Use of the term PSVT is therefore not recommended. Synonyms for AVNRT Atrioventricular nodal reentrant tachycardia Atrioventricular nodal reentry tachycardia Atrioventricular nodal reentrant tachyarrhythmia Atrioventricular…

…Mechanisms of cardiac arrhythmias: from automaticity to re entry This section introduces the most common arrhythmias encountered in clinical practice, beginning with a discussion of…

…Pressure (CVP) This equation illustrates that MAP is determined by the volume of blood the heart pumps and the resistance encountered in the systemic circulation…

…For patients with bundle branch blocks, the corresponding figure is 500 ms. The QT interval represents the time between the onset of ventricular depolarization and…

…However, most clinicians who encounter patients with pacemakers only have access to conventional surface ECGs. Being able to assess pacemaker function and perform troubleshooting should…

…sound waves travel through time and space, the particles of the medium do not travel with the sound wave. The particles merely vibrate and transmit…

…it encounters a refractory right bundle branch and therefore the impulse is conducted with right bundle branch block morphology. This is an example of how…

…starts with assessment of the P wave. The P wave is a small, positive and smooth wave. It is small because the atria make a…