…the kidneys, retina, and brain. Its clinical retinal signature includes flame haemorrhages, cotton wool spots, and papilloedema. Associated complications may include encephalopathy, acute heart failure…

…necrosis. Plaque disruption may also be accompanied by haemorrhage into the plaque. The diagnosis is supported by the general criteria for acute MI together with…

…heart failure, and chronic kidney disease (CKD). These agents interfere with the renin angiotensin aldosterone system (RAAS) by inhibiting the enzyme responsible for the conversion…

…is often more rapidly reversible than that of other forms of acute tubular necrosis, although the complication remains associated with post procedural morbidity and mortality…

…kidney dysfunction, sleep disordered breathing, cancer related disease and cardiac amyloidosis among the relevant clinical settings or comorbidities. HFrEF is distinguished from heart failure with…

…consider acute severe mitral regurgitation, mechanical complications, and ischaemia related ventricular failure as potential causes of shock. Patients with moderate to severe chronic kidney disease…

…Established ASCVD includes previous acute coronary syndrome, chronic coronary syndromes, coronary revascularization, stroke, transient ischaemic attack, and peripheral arterial disease. Heart failure is also considered…

…Monitor kidney function. Diuretics and antihypertensives: NSAIDs may reduce the efficacy of diuretics and antihypertensives. Risk of acute kidney injury increases when combined with ACE…

…are hypertensive encephalopathy, intracerebral haemorrhage, acute coronary syndrome, acute left ventricular failure with pulmonary oedema, acute aortic syndrome, acute kidney injury, microangiopathic haemolysis, and severe…

…for both kidney failure and cardiovascular death — a patient with an eGFR of 70 and A3 is at higher risk than one with an eGFR…

…peripheral arterial disease. More than 70% of older adults presenting with myocardial infarction, stroke, acute aortic syndromes, or heart failure have preexisting hypertension. The relationship…

…is recommended. Creatinine levels may rise during treatment with ticagrelor. The mechanism is unclear. Kidney function should be monitored according to clinical practice. Special attention…

…the immunosuppressed and patients with renal or hepatic failure can have subtle symptoms. Findings that suggest acute organ dysfunction Organ or system Finding : : CNS New…

…rupture causes abrupt severe MR. Its typical presentation is: Sudden severe dyspnoea. Acute pulmonary oedema. Hypotension. Progressive heart failure. Cardiogenic shock. Complete transection of a…

…Cardiovascular Risk Assessment Screening for cardiovascular and kidney disease All patients with diabetes should be assessed for: ASCVD Severe target organ damage (TOD) HF AF…

…a dialysis patient, in severe acute kidney injury, in treatment failure or in ongoing massive potassium release. In cardiac arrest with suspected hyperkalaemia, advanced life…

…discussed as a cardiovascular risk marker, while severe HTG is clinically important because of its association with acute pancreatitis. Evaluation and physical examination Evaluation should…

…stroke, coronary perforation, haemodynamic collapse, acute kidney injury, and death. The risk profile differs between diagnostic angiography and PCI, and is strongly influenced by the…

…concentric remodelling, reduced longitudinal strain and heart failure with preserved ejection fraction are more frequent in women. Diabetes confers greater cardiovascular risk in women than…

…days. Hypertensive emergency: raised pressure with acute organ damage (encephalopathy, pulmonary oedema, aortic dissection, acute renal failure, pre eclampsia) — intravenous treatment with a controlled reduction…

…according to the local protocol Renal failure The insulin requirement falls . Reduce the dose and measure more frequently Acute illness and infection The insulin requirement…

…uncertain. Acute HF generally produces higher BNP and NT proBNP concentrations than chronic, stable disease, and greater volume overload is usually associated with higher levels…

…Few Dopamine — intermediate dose Cardiogenic shock. Vasodilatory shock. Heart failure, acute or chronic. Bradycardia (second line option). 3.0–10.0 μg/kg/min…

…Definition and staging according to KDIGO Acute kidney injury is present when at least one of the following criteria is met [1]: A rise in…

…acute glomerular disease or scleroderma renal crisis [1,2]. A hypertensive emergency means a markedly raised blood pressure together with ongoing or new organ damage…

…derived from a study population primarily consisting of individuals with CKD, limiting its accuracy when applied to healthy populations or those with acute kidney injury…

…A normal creatinine can conceal markedly reduced renal function. Acute kidney injury changes clearance from day to day. Reassess the dose daily and follow creatinine…

…of myocardium at risk. Over 48 hours: urgent PCI is still indicated with continuing ischaemia, shock, serious arrhythmia or acute heart failure. Routine opening of…

…severe airflow obstruction pH below 7.35 with raised pCO₂ Acute or acute on chronic hypercapnic respiratory failure Rapidly falling pH An urgent ventilatory problem…

…percent or less together with marked symptoms indicates a severe attack, while a PEF below 33 percent or signs of ventilatory failure means life threatening…

…angiography The standard investigation in acute stroke to identify large vessel occlusion, dissection or other vascular pathology CT perfusion Used with an unclear time of…

…triggers it [1,2]. The single most important practical rule is: Continuous acute dizziness with spontaneous nystagmus: consider HINTS plus, but only if the examiner…

…with advanced age, smoking, coronary artery disease, chronic obstructive pulmonary disease, renal insufficiency, systemic hypertension, and concomitant abdominal aortic aneurysm. Clinical Presentation and Symptoms Acute…

…arrhythmias, and heart failure are among the conditions associated with myocardial injury. Relationship to chronic coronary syndromes Chronic coronary syndromes (CCS) describe stable period clinical…

…adequate. For example, a patient with acute graft occlusion may report an abrupt reduction in walking distance before claudication, accompanied by moderate pain or paresthesia…

…and possible reperfusion. The principal pathophysiological determinant of early adverse outcome is acute RV failure. In acute PE, obstruction of pulmonary blood flow increases RV…

…right ventricular hypertrophy (RVH) from posterior acute ischemia. Both these conditions cause ST segment depressions in V1–V3 along with large R waves ( Figure 2…

…in old age or in renal failure, reduce it further. Starting doses in acute pain in an opioid naive adult Agent Route Starting dose Comment…

…Williams classification (Table 1). Agents in bold text are commonly used to prevent or treat acute and subacute ventricular arrhythmias. The Singh Vaughan Williams classification…

…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…

…with NSTE ACS (NSTEMI, unstable angina), on the other hand, may only display ST depressions and/or T wave inversions. STE ACS (ST Elevation Acute…

…or ECG changes consistent with myocardial infarction/ischemia. Most patients, however, display both ECG changes and symptoms. Troponins and other biomarkers of myocardial necrosis (infarction)…

…as Compared with Dobutamine in the Treatment of Cardiogenic Shock. N Engl J Med 2021; 385:516 525 Indications Severe left ventricular failure, acute or…

…presence of myocardial necrosis. NSTEMI is confirmed by a typical rise and/or fall of high sensitivity cardiac troponin (hs cTn), with at least one…

…ST segment elevation in acute myocardial ischemia ST segment elevations with straight (horizontal, upsloping, or downsloping) or convex ST segment strongly suggest acute transmural ischemia …

…cardiac arrest mechanical complications of acute myocardial infarction. acute heart failure recurrent dynamic ST segment or T wave changes, particularly with intermittent ST segment elevation…

…receptor inhibitor. It is central to the prevention of platelet mediated coronary thrombosis after acute coronary syndrome (ACS) and percutaneous coronary intervention (PCI). Aspirin irreversibly…

…Acute coronary occlusion is the abrupt or progressive reduction of coronary blood flow sufficient to produce myocardial ischaemia and, when prolonged or severe, myocardial necrosis…

…repeated ECG recordings Acute coronary syndromes are dynamic processes. Factors that promote thrombosis ( pro thrombogenic factors ) are constantly in a struggle with factors striving to…

…Myocardial ischemia and infarction Factors that modify infarct size and the natural course in acute myocardial infarction (AMI) The traditional distinction between NSTE ACS (NSTEMI…

…typically concealed in the setting of LBBB. A patient with acute STEMI may therefore display a normal LBBB pattern. LBBB may be caused by ischemia…

…in patients with renal failure, this is more pronounced for troponin T ( Seng et al ). Troponin I rises faster than troponin T in acute myocardial…

Procedurer In acute circulatory failure it is not the number of cannulae that matters but the flow per unit time . A large bore, short cannula…

…The reader should already be familiar with the classification of acute coronary syndromes. Subsequent chapters will deal with ST segment elevation myocardial infarction (STEMI) and…

…arrest. The most common acute symptoms are dizziness (pre syncope), hypotension (chock), syncope, chest pain, heart failure and cardiac arrest. In cases with intermittent symptoms…

ECG Myocardial ischemia and infarction Acute myocardial infarction (AMI) always affects the left ventricle Myocardial infarction is virtually synonymous with left ventricular infarction . All myocardial…

…recovering from myocardial infarction or acute coronary syndrome. Patients with stable or chronic atherosclerotic coronary disease, many of whom have a previous acute coronary syndrome…

…Definition and Pathophysiology Acute coronary syndromes (ACS) encompass a spectrum of clinical conditions characterized by a recent change in symptoms or signs, with or without…