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Cardiovascular Risk in Women: Sex-Specific Factors

…with later cardiovascular risk include: Premature menopause Premature ovarian insufficiency Hypertensive disorders of pregnancy Preeclampsia Preterm delivery Gestational diabetes Small for gestational age delivery Placental…

Ventricular fibrillation, pulseless electrical activity and sudden cardiac arrest

…coronary artery disease) as the underlying cause. Other common causes are cardiomyopathy (hypertrophic or dilated), arrhythmogenic right ventricular cardiomyopathy, Brugada syndrome, early repolarization. Electrolyte disorders…

Invasive Coronary Angiography: Indications and Vascular Access

…more of the following are present: Severe symptoms despite guideline directed antianginal treatment. Typical angina or dyspnoea at a low level of exertion. Left ventricular…

Ventricular tachycardia (VT): ECG criteria, causes, classification, treatment

…the cause of the arrhythmia already affects cellular function. This results in electrical instability which explains why ventricular tachycardia may progress to ventricular fibrillation. Left…

Differential Diagnosis of Chest Pain: A Clinical Overview

…suggesting an autoimmune disorder or known malignancy may suggest specific, nonidiopathic etiologies [2]. Summary of Pain Characteristics The following table synthesizes the key differential diagnoses…

ECG changes due to electrolyte imbalance (disorder)

…are tall and narrow at the top. Refer to Figure 1 . Patients with left ventricular hypertrophy may instead display normalization of secondary T wave inversions…

The Fourth Universal Definition of Myocardial Infarction: Types 1–5

…least one of the following: Symptoms of myocardial ischaemia. New ischaemic ECG changes. New pathological Q waves. Imaging evidence of new loss of viable myocardium…

Assessment of Pacemaker Malfunction

…fracture of the leads. External causes are less common and include electrolyte disorders, metabolic disorders, hypoxemia, antiarrhythmic drugs, or electromagnetic disturbance caused by other machines…

Eletrical alternans: the ECG in pericardial effusion & cardiac tamponade

…amounts of pericardial effusion may not cause any ECG changes. Significant pericardial effusion may bring about the following ECG changes.: Low voltage: large amounts of…

Blood gas interpretation: quick reference for acid-base disorders

…A compensated simple disorder, or two opposing primary disorders It is therefore not enough to ask which of the pCO₂ and the HCO₃ deviates most…

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