…and a thin fibrous cap. Disruption of the cap exposes the lipid core and extracellular matrix to circulating blood. Tissue factor within the plaque and…

…However, the ECG may show features characteristic of biventricular hypertrophy. Biventricular hypertrophy ECG In case the ECG or other examinations suggest left ventricular hypertrophy (LVH…

…may nevertheless be diagnosed without proteinuria when clinical symptoms or laboratory abnormalities indicate end organ injury. Eclampsia is the occurrence of new onset seizures or…

…presence of these features does not imply inevitable clinical disruption. Fewer than 5% of thin capped fibroatheromas have been identified as the source of an…

…identify plaque disruption, thrombus and other structural features that may not be evident on angiography alone. It is particularly useful when ACS occurs without significant…

…fourfold greater risk of embolic events in patients with LV thrombus than in matched patients without thrombus. Factors associated with embolization Echocardiographic features suggesting increased…

…chronic kidney disease (CKD), and multiple non cardiovascular conditions are frequent features. A proposed disease pathway involves systemic and coronary microvascular endothelial inflammation associated with…

…one defined entirely from the ECG, without echocardiography. They then stress tested the model against multiple outcome definitions and validated it, with no fine tuning…

…sinoatrial block impulses are blocked sporadically (without any Wenckebach phenomenon). The pauses between the visible beats are always multiples of the normal P P interval …

…when multiple modifiable and non modifiable risk factors converge. The electrophysiological mechanism underlying TdP involves prolonged ventricular repolarisation, which allows for the recovery of time…

…the co administration of multiple QT prolonging medications, and drug accumulation secondary to renal or hepatic impairment or the inhibition of cytochrome P450 metabolism [1…

…infection. Suspected inflammatory disease: multiple sclerosis, Guillain–Barré syndrome, autoimmune encephalitis. Meningeal carcinomatosis and CNS involvement in haematological malignancy. Investigation of dementia with biomarkers (amyloid…

…that the majority of these agents exert effects on multiple cardiac ion channels ( Dan et al ). Table 1. Singh–Vaughan Williams classification of antiarrhythmic drugs…

…with multiple ventricular premature beats) spontaneously converting to Torsade de Pointes ventricular tachycardia. Notice how arterial blood pressure (ABP) drops at the onset of TdP…

…anatomical complexity of CAD, particularly in patients with multivessel disease or left main coronary artery disease . It integrates multiple variables, including the number of lesions…

…methods may also contribute. The cardioprotective effect is therefore likely to result from the cumulative influence of multiple modest dietary changes. Mediterranean type diets provide…

…aldosterone levels. Clinical Presentation and Symptoms In the management of heart failure, digoxin improves hemodynamics without increasing heart rate or decreasing blood pressure, making it…

…In the earliest stages of ischemia, this may manifest as tall, positive hyperacute T waves [15]. Profound ST elevation across multiple leads generally indicates very…

…patterns: Type Angiographic appearance Diagnostic considerations Type 1 Contrast staining of the arterial wall with multiple lumens or radiolucent channels The classic appearance and usually…

…and multiple vessel spasm during provocation testing is also reported more frequently in East Asian populations. VA can occur as part of a more generalized…

…reperfusion therapy. This approach fails to identify a substantial proportion of patients with acute coronary occlusion (ACO) who present without diagnostic ST elevation, often resulting…

…that the majority of these agents exert effects on multiple cardiac ion channels ( Dan et al ). Table 1. Singh–Vaughan Williams classification of antiarrhythmic drugs…

…a complication of rheumatic fever, which is caused by streptococcal infections (group A Streptococcus ). Rheumatic heart disease can occur at any age and multiple valve…

…waves can be reflected multiple times between dense structures ( i.e structures with high echogenicity). For each reflection, a portion of the sound waves return…

…This has multiple effects which are discussed in detail below. This article will deal with the physiology of exercise and emphasis will be placed on…

…Essential hypertension is defined as hypertension without an identifiable underlying cause. Researchers previously believed that this form of hypertension was a physiological reaction that was…

…the shape of a hemisphere with multiple layers. Flow velocity is equal within each layer (depicted with different colors). (B) Schematic illustration of mitral regurgitation…

…ventricle is divided into 17 segments for 2D echocardiography. One can identify these segments in multiple views. Note that the terms ischemic heart disease (IHD…

…pressure in the left ventricle. Disturbance in ventricular relaxation results in the disruption of pressure conditions in the left ventricle. Ventricular pressure should drop rapidly…

…the aortic lumen and the haematoma and without a visible intimal flap or false lumen. It is commonly attributed to rupture of the vasa vasorum…

…selection Aspirin should not be prescribed routinely to individuals without established ASCVD. Selection requires simultaneous consideration of: Estimated cardiovascular risk Baseline bleeding risk Age Diabetes…

…difficult. In patients with normal renal function, the occurrence of contrast induced AKI is negligible or very low. Risk rises substantially with chronic kidney disease…

…atherosclerotic plaque, and the severity and distribution of coronary stenosis. Modern cardiac CT can acquire a three dimensional cardiac dataset within approximately 5–15 seconds…

…ischaemia without an obstructive epicardial lesion. Once conventional anti ischaemic targets have been exhausted, proposed therapeutic approaches act through several broad mechanisms: Promotion of coronary…

…often exhibit multiple villi . These myxomas are more likely to embolize (Cardiac Thromboembolism). There are genetic syndromes that result in the emergence of multiple myxomas…

…for 2D echocardiography. One can identify these segments in multiple views. The basal part is divided into six segments of 60° each. The segments along…

…end of the T wave. The QT interval should be measured in 3 to 5 consecutive beats in leads II, V5 and V6. Leads without…

…adjusted using multiple controls that each represent a specific depth in the image (Figure 1). The bottom control adjusts gain at the bottom of the…

…disease, or a history of significant reactive airway disease. Contraindications also include second degree or third degree AV block, sinus node dysfunction without a pacemaker…

Echocardiography The standard transthoracic echocardiographic examination This chapter presents a sequential series of images that comprise a complete standard echocardiographic examination. The image views are…

…majority of cases, which is explained by the following: The aortic valve is easy to visualize and image quality is typically high in multiple views…

…mobility and coaptation of the leaflets are assessed visually in multiple views. It should be noted that imaging of the right ventricle requires an experienced…

…terminated. Reliability as a function of workload In order for the exercise test to be reliable, the patient must perform maximally, without risking serious complications…

…multiplied by 100 to obtain percentage (%). Normal FS 25% (M Mode) 18% (Direct 2 D measurement) Tissue Doppler Tissue Dopplerrecords the speed and direction of…