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Invasive Coronary Angiography: Indications and Vascular Access

…coronary ostia, and acquiring multiple angiographic projections. Although traditionally regarded as an anatomical examination, contemporary ICA can provide complementary functional and structural information. Coronary pressure…

Stroke Volume, VTI (Velocity Time Integral) & Cardiac Output

…As illustrated in Figure 1, the orifice of the aortic valve and the ascending aorta can be regarded as a cylinder, and the same assumption…

Heart Failure With Mildly Reduced Ejection Fraction

…LVEF ≥50%. The ejection fraction classification is clinically useful but should not be regarded as a series of completely discrete diseases. Heart failure extends across…

Posterior Myocardial Infarction: Diagnosis on the Standard ECG

…Instead, the infarct related electrical changes may be recorded indirectly as reciprocal abnormalities in the anterior precordial leads. Acute myocardial ischaemia alters the resting membrane…

Preeclampsia and Hypertensive Pregnancy Disorders as Future Cardiovascular Risk

…elevated liver enzymes or transaminases, and thrombocytopenia—is generally regarded as a severe preeclamptic phenotype or variant. Pathophysiology The precise mechanism of preeclampsia remains incompletely…

Secondary Hypertension: When and How to Investigate

…pressure. The source material does not provide an exhaustive list of such agents. Resistant hypertension Resistant hypertension is not regarded as a discrete disease; rather…

Spontaneous Coronary Artery Dissection

…of patients with SCAD. SCAD should therefore prompt consideration of systemic arteriopathy rather than being regarded solely as an isolated coronary event. SCAD predominantly affects…

Sinus bradycardia: definitions, ECG, causes and management

…Abnormal (pathological) causes of sinus bradycardia In all other situations, sinus bradycardia should be regarded as a pathological finding. Numerous pathological conditions cause sinus bradycardia…

Blood gas interpretation: quick reference for acid-base disorders

…of pH and the metabolic component, but it should not be regarded as fully interchangeable with an arterial sample [3]. Venous pH is on average…

Cardiovascular Prevention in the Very Elderly

…and age related changes in left ventricular filling contribute to susceptibility. Heart failure with preserved ejection fraction is regarded as a multifactorial systemic illness involving

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