…reproductive and pregnancy related history. Female specific or female predominant factors associated with later cardiovascular risk include: Premature menopause Premature ovarian insufficiency Hypertensive disorders of…

…because myocardial injury may occur without myocardial ischaemia. Non ischaemic myocardial injury may accompany numerous cardiac and systemic disorders, including: Cardiac causes Systemic causes Heart…

…blood pressure Other cardiovascular risk factors and relevant comorbidities Evidence of hypertension mediated organ damage Existing cardiac, cerebrovascular, or renal disease The possibility of a…

…Risk estimation uses the appropriate sex specific and smoking specific table or calculator. The relevant BP and non high density lipoprotein cholesterol (non HDL C…

…hypertension and thromboembolic disorders. Most recognised heritable cardiovascular conditions demonstrate autosomal dominant transmission, in which an affected heterozygous individual has a 50% risk of transmitting…

…injury leads to release of cardiac troponin, but troponin elevation is not specific for myocardial infarction. Other conditions may produce cardiomyocyte injury and elevated troponin…

…intraluminal mass and lesion haziness raise suspicion of thrombus, although haziness is not specific. Intravascular imaging can identify plaque disruption, thrombus and other structural features…

…line with the disorder. There are however other disorders that may bring about similar ECG changes, and these are as follows: Arrhythmogenic right ventricular dysplasia…

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

…an inherited disorder characterized by persistently elevated plasma low density lipoprotein cholesterol (LDL C) from early life and a consequent excess risk of premature atherosclerotic…

…is a correlation between the severity of electrolyte imbalance and the visible ECG changes. Specific electrolyte disorders 1. Sodium Increased (hypernatremia) and decreased (hyponatremia) sodium…

…small vessels, multivessel disease, bifurcation lesions, treatment of acute myocardial infarction Procedural and mechanical Stent underexpansion, incomplete wall apposition, residual inflow or outflow disease, edge…

…In the vast majority of cases, the re entry circuit in atrial flutter is located in the right atrium and it typically loops around the…

…pads if the patient is unstable or at marked risk of arrhythmia. 4. Take a full blood count, electrolytes, creatinine, glucose, high sensitivity troponin and…

…injection has gone to the right place — immediate pain relief is a diagnostic finding — and appears to reduce the risk of a post injection flare…

…Q waves and guidelines do not state any ECG criteria specific to R wave progression. Figure 1. Pathological R wave progression is indicative of previous…

ECG Myocardial ischemia and infarction Lathundar ECG Criteria for ST Elevation Myocardial Infarction (STEMI) The diagnosis of STEMI relies on specific electrocardiographic thresholds for ST…

…accumulation of bradykinin. ACE is responsible for metabolizing bradykinin and other tachykinins, such as substance P. When ACE is inhibited, the resulting accumulation of these…

…in the context of the clinical presentation and other findings. A reduced CFR may occur with angiographically insignificant epicardial disease because of abnormalities in the…

…obstruction of the bowel or the urinary tract. Marked bradycardia, sick sinus syndrome or high grade AV block without pacemaker protection. Asthma and other marked…

…to the left of the sternum, the other on the back between the left scapula and the spine. The anterolateral position also works and is

…a)] Very low density lipoprotein (VLDL) Chylomicrons and other triglyceride rich particles Thus, non HDL C provides a broader estimate of atherogenic cholesterol than LDL…

…The cardiovascular burden of CKD extends beyond CAD to peripheral arterial disease, cerebrovascular disease, valvular heart disease, heart failure, atrial fibrillation, and other arrhythmias or…

…evaluation of patients receiving digoxin reveals specific electrophysiologic profiles. Digoxin's autonomic actions largely slow the sinus node discharge rate, shorten atrial refractoriness, and prolong…

…Pericardial disease, including constriction Right ventricular dysfunction caused by pulmonary embolism Infiltrative cardiomyopathies, particularly cardiac amyloidosis Sepsis and other hyperdynamic states In cardiac amyloidosis, BNP…

…is mediated by the combined effects of hyperglycaemia, hypertension, dyslipidaemia, obesity, smoking and other conventional risk factors, together with diabetes specific vascular and metabolic abnormalities…

…to treat (NNT) for the ACLS specific interventions is much higher or uncertain, meaning that the efficacy of these interventions is much lower or uncertain…

…have specific contraindications: Adenosine, Dipyridamole, Regadenoson : Should be avoided in patients with active bronchospasm, severe hypotension, or high degree AV block. Caffeine and other methylxanthines…

…contraindications, and subject preparations. We will also discuss the relevance of withholding specific cardioactive medications during exercise testing (exercise ECG). Indications for exercise stress test…

…organ structure and function. Ultrasound imaging, including echocardiography, has become a standard tool for clinicians worldwide (Narula et al). This chapter discusses the principles of…

…benign and the most common cause of sinus arrest/pause. It commonly affects younger individuals who endure intense emotional stress, acute pain or other stimuli…

…not be depolarized via the Purkinje network, but rather via spread of the depolarization from the right ventricle. The abnormal ventricular depolarization will cause an…

…the other valves. The area is calculated by measuring the diameter of the valve ( area = π × radius 2 , where radius = diameter/2 ), and…

…Assess the level of consciousness, the airway, the work of breathing, the peripheral perfusion and the signs of shock 2 Two large bore peripheral cannulae…

…definition of MI. Type 1 MI is generally related to an atherothrombotic event, whereas Types 2–5 MI have other mechanisms of myocardial ischaemia and…

…Biomarkers and Laboratory Findings The source material does not provide information on biomarkers or laboratory findings specific to the evaluation of bradycardia. Treatment and Management…

…ostia. It remains the reference standard for defining the extent of coronary artery disease because it provides anatomical information while permitting functional assessment and, when…

…provide a specific examination profile or diagnostic physical signs for LMCAD. Diagnostic Assessment Coronary angiography Invasive coronary angiography defines: The presence and severity of left…

…or detection of prescribed drugs in blood or urine. The terms “controlled resistant hypertension,” referring to blood pressure controlled with four or more medications, and …

…loss of organized atrial systole. Transesophageal echocardiography and surgical pathology demonstrate that over 90% of thrombi in non valvular AF originate within this specific anatomical…

…however, display both ECG changes and symptoms. Troponins and other biomarkers of myocardial necrosis (infarction) Myocardium can endure 20 to 30 minutes of complete ischemia…

…terms of rhythm, morphology, normal findings, normal variants, etc – from adult electrocardiograms. It is crucial to be familiar with normal findings, normal variants, and pathology…

Arrhythmias and arrhythmology ECG Mechanisms of cardiac arrhythmias: from automaticity to re entry This section introduces the most common arrhythmias encountered in clinical practice, beginning…

…the volume, echogenicity and location of the effusion. Regarding the location, an effusion may be general (circumferential) or localized to a specific area. The effusion…

…to recite the months of the year backwards. A normal result does not exclude delirium, however, and an abnormal result is not specific to delirium…

…prediction tool currently exists. At the other end, roughly two thirds of ICDs implanted for reduced LVEF never deliver an appropriate shock, so the false…

…of supraventricular tachycardias (SVTs), usually within 30 seconds. Doses higher than 18 mg are unlikely to revert a tachycardia and should not be used. Specific…

…highlighting specific segments of the left ventricle that demonstrate abnormalities. These tools compare perfusion data to population based reference databases, often adjusted for sex and…

…response and by repeated laboratory measurements, not by the values on admission alone. Diagnosis Current diagnostic criteria According to the international consensus report of 2024…

…develop during acute management. AF is often haemodynamically tolerated and may require no specific acute therapy beyond appropriate anticoagulation and management of ventricular rate. However…

…set the COPD exacerbation apart from many other causes of acute dyspnoea: oxygen must be titrated cautiously and the blood gas determines the need for…

Info Table 1 provides a summary of the indications, contraindications, dosage, administration, warnings, precautions, and other relevant information for the drug Ticagrelor . Table 1 Summary…

…low density lipoprotein and chylomicron remnants. It is calculated as: Non HDL C = total cholesterol − HDL C Apolipoprotein B (apoB) reflects the concentration of…

ECG Myocardial ischemia and infarction Myocardial ischemia: cellular changes, ECG signs and development of infarction Like all other cells in the human body, cardiac myocytes…

…history, a positive Dix–Hallpike test and the absence of other neurological findings. The treatment is a repositioning manoeuvre. Indications Brief attacks of vertigo, seconds…

…Interactions Pharmacodynamic interactions Anticoagulants, thrombolytics, or other platelet aggregation inhibitors: Salicylates inhibit platelet function and enhance the effect of anticoagulants, increasing bleeding risk. Monitor coagulation…

…and progression of atherosclerotic disease in patients with established coronary or other atherosclerotic vascular disease. Antiplatelet therapy is a central component because platelet activation and…

…one pathway of platelet activation, its antiplatelet effect is relatively limited compared with agents that inhibit other platelet pathways. The distinction between primary and secondary…

…peripheral artery disease (PAD), and other manifestations of systemic atherosclerosis. The principal clinical concern is cerebral embolism or haemodynamic compromise leading to transient ischaemic attack…

…FH). Heterozygous FH results in high LDL cholesterol levels (but nothing else) and increases the risk of acute myocardial infarction by more than 50 times…