Procedurer Children around the age of three account for the majority of cases, and the great majority of objects can be removed in general practice…

…dive into the underlying etiologies ranging from benign idiopathic variants to complex scar related and genetic substrates. Furthermore, it critically examines the diagnostic algorithms for…

CPR The forces that drive coronary and cerebral perfusion, and ventilation of the lungs during cardiopulmonary resuscitation (CPR) differ substantially from normal circumstances. The purpose…

ECG Stimulation threshold As previously discussed, myocardium may be excited by external electrical stimuli that drive the cells to threshold. Stimulation threshold is the minimum…

…Myocardium is excitable not only by action potentials originating in the sinus node, but also by external electrical stimuli that drive the cells to threshold…

…critically ill patient, AF may be pre existing, newly detected for the first time, or newly developed during management of an acute illness. The clinical…

…TdP is drug dependent, ranging between 1% and 8% for Class III antiarrhythmic agents depending on the specific drug and dosage [1]. Acute Management and…

…progressive, and highly complex lipid driven inflammatory disease of the arterial intima that serves as the fundamental pathophysiological substrate for acute coronary syndromes (ACS), including…

…rather than a primary driver of anticoagulation decisions [1] . In both paradigms, a score of ≥2 (excluding sex) is a Class I indication for OAC…

…abstinence from tobacco and ultimately from nicotine. Smoking is a major modifiable driver of atherosclerosis and cardiovascular disease. Its relationship with cardiovascular risk is nonlinear…

…ATPase. This binding is entropically driven and preferentially occurs after the phosphorylation of a beta aspartate on the cytoplasmic face of the alpha subunit, thereby…

…30–60 minutes and persists for up to 7 days after discontinuation because platelet inhibition is irreversible. Aspirin acts through only one platelet activation pathway…

… consequently, in stent disease is driven predominantly by tissue accumulation within the stented segment rather than by negative remodelling. Pathophysiology Neointimal hyperplasia The principal mechanism…

…the overlapping of vulnerable plaque and thrombogenic blood, which are critical determinants for infarction occurrence and extension. Plaque rupture or erosion leads to thrombus formation…

…and troponin elevation. The clinical manifestation is typically driven by an acute stressor superimposed on the patient's baseline cardiovascular state. For instance, a patient…

…is maintained only at the expense of pathologically elevated filling pressures. Epidemiology and risk factors HFpEF has reached epidemic proportions, now accounting for over 50…

…and a small lipid core, the pathophysiology of Acute Coronary Syndromes (ACS) is driven by the sudden destabilization of these lesions, a process known as…

…Method : Trace the pulmonary valve’s Doppler profile using CWD to derive PV VTI. Formulas for Shunt Fraction Calculation Stroke Volume (SV) Calculations : Aortic SV…

…the LDL receptor gene, LDLR, which account for most cases. Variants in APOB that impair apolipoprotein B binding to the LDL receptor. Gain of function…

…make the diagnosis more likely. HFpEF and HFmrEF together account for approximately half of patients with symptomatic HF. The distinction is clinically useful but not…

…High Obesity 35.0–39.9 II Very high Extreme obesity ≥40 III Extremely high BMI is useful for screening and population level risk estimation…

…40% [14] . This distinction is paramount for practicing cardiologists: HFimpEF represents a state of myocardial remission rather than true recovery. Data from the TRED HF…

…introduce the most common and essential terms used in resuscitation science, providing a foundation for understanding subsequent chapters. SCA (Sudden Cardiac Arrest) : Sudden and unexpected…