…electronic cigarettes or other inhaled products. Readiness to attempt cessation. Depression, schizophrenia, schizoaffective disorder, HIV infection or other circumstances that may affect cessation or treatment…

…as carbohydrate administration. 3. Rapid identification of seizures, delirium tremens, infection, trauma and metabolic disturbance. 4. Monitoring at the appropriate level of care , with readiness…

Myocardial ischemia and infarction Definition and Pathophysiology Left main coronary artery disease (LMCAD) refers to atherosclerotic narrowing of the left main coronary artery, which supplies…

…discomfort) or other symptoms suggestive of the five conditions listed above. It is important that history taking and physical examination is carried out systematically and…

…C) is the principal therapeutic target in lipid management because LDL and other apolipoprotein B containing lipoproteins play a causal role in atherosclerotic cardiovascular disease…

…Other microorganisms, generally, cause subacute endocarditis. Endocarditis can affect native (own) valves and valve prostheses. As always, foreign materials pose a high risk of infection…

…Akutsjukvård Lathundar Key messages Two things set the COPD exacerbation apart from many other causes of acute dyspnoea: oxygen must be titrated cautiously and the…

…the only signs of infection. Corticosteroids and other immunosuppressive treatments can blunt the febrile response. A neutropenic patient with a suspected infection and organ dysfunction…

…a sufficient effect. Contraindications Absolute: Cellulitis, a skin wound or other infection over the injection site. Bacteraemia or suspected septic bursitis or arthritis. A joint…

…compression. Infection in the skin overlying the puncture site. Previous pelvic irradiation on the intended side (yields fibrotic, unrepresentative marrow — choose the other side). A…

…of infection. Indications Infusion of vesicant solutions: vasopressors, concentrated potassium, cytotoxic drugs, parenteral nutrition. The need for several simultaneous, incompatible infusions. Haemodialysis, plasmapheresis or other…

…disease, with symptoms similar to seasonal flu (influenza) and other viral respiratory infections. However, in some individuals the infection may be severe and deadly. Importantly…

…with several simultaneous renal insults. Infection, hypovolaemia, cardiac dysfunction, haemodynamic instability, anaemia and other nephrotoxic exposures may contribute to tubular injury, making attribution to contrast…

…then 100 mg × 1 5–7 days Epiglottitis and other severe upper airway infection cefotaxime 1–2 g × 3 IV Depends on the diagnosis Always…

…The Swedish clinical care programme for bacterial CNS infections states that CT must not be performed before lumbar puncture in suspected bacterial meningitis — not even…

…a pulse that can be felt. The other predictable error is forgetting that pacing hurts a great deal in a conscious patient. Indications Immediate (transcutaneous)…

…pseudoaneurysm Surgeon, ultrasound first Other situations that argue for the operating theatre rather than the emergency room: a very large or deep abscess, a markedly…

…acute stroke to identify large vessel occlusion, dissection or other vascular pathology CT perfusion Used with an unclear time of onset, a late time window…

…course (no more than 7 days) may be given to selected patients with an eGFR of 30 40 mL/min for lower urinary tract infection…

…Septic phlebitis, ongoing soft tissue infection with systemic involvement. Relative: Condition Adaptation : : ABI 0.5–0.79 Reduced compression (20–30 mmHg) under vascular surgical…

Myocardial ischemia and infarction Procedurer Definition and Clinical Role Invasive coronary angiography (ICA) is a catheter based investigation that visualizes the coronary arterial tree after…

…Consequently, the decision to prescribe colchicine requires attention to the balance between reduction in ischaemic events and possible infectious or other non cardiovascular adverse outcomes…

…injuries, hemodynamic and respiratory instability, multiorgan failure, infections, seizures and temperature management. The ICU is the preferred level of care for the absolute majority. The…

…However, it is often difficult to differentiate pericarditis and myocarditis, and they tend to accompany each other. Therefore, the term perimyocarditis is often used in…

…sick sinus syndrome or high grade AV block without pacemaker protection. Asthma and other marked obstructive airways disease — relative; the risk of bronchospasm is real…

Myocardial ischemia and infarction Definition and Pathophysiology Intravascular imaging comprises catheter based techniques that directly visualize the coronary lumen, vessel wall, plaque, thrombus, and implanted…

…contraindication) . Irregular wide complex tachycardia is most often due to atrial fibrillation with wide QRS complexes due to bundle branch blocks or other conduction defects…

…The classical signs of cardiac tamponade are hypotension, muffled heart sounds and jugular venous distention. Other frequent symptoms are pulsus paradoxus, pericardial friction sounds, tachycardia…

…of the nine parameters listed above. Many of the diagnoses mentioned below are discussed in detail in other chapters, to which links are provided throughout…

…order to evaluate ventricular function, since it may affect the choice of device therapy and also suggest whether other interventions (e.g. heart failure management…

…ECG and clinical examination, blood tests and other radiological examinations are most often required, in particular computed tomography (DT) and/or magnetic resonance imaging (MRI…

…be classified as inappropriate sinus tachycardia. This diagnosis can only be established after all other causes have been ruled out. Inappropriate sinus tachycardia is presumably…

…as a rapid intravenous bolus. Unlike many other intravenous medications where rapid boluses risk hemodynamic instability or transiently toxic concentrations, adenosine requires a rapidly delivered…

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

…MINOCA accounts for approximately 1–14% of ACS presentations in different series and approximately 5–10% of patients presenting with myocardial infarction in other reports…

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…

…interventions intended to reduce recurrent infarction, ischaemic stroke, cardiovascular death, and progression of atherosclerotic disease in patients with established coronary or other atherosclerotic vascular disease…

ECG Myocardial ischemia and infarction Use of ECG in acute coronary syndromes & chest pain patients An ECG must be performed on all patients seeking medical…

…Other Differential Diagnoses ST segment elevations simulating acute ischemia or infarction may also occur in the following conditions [15]: Myocarditis Early repolarization patterns Left bundle…

…does not display ST segment elevations during posterior (posterolateral) transmural ischemia. On the other hand, leads V1–V3 (occasionally V4) may detect the injury currents…

Critical care Myocardial ischemia and infarction Definition and Pathophysiology Cardiogenic shock is a state of inadequate tissue and end organ perfusion caused by cardiac insufficiency…

…several interacting factors: The stage of the ischaemic process: acute, evolving or chronic The severity of ischaemia and whether infarction has occurred The extent and…

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

…is slightly simplified. In reality, the course in acute myocardial infarction (AMI) is modified by several factors. The most important of these, and their implications…

…STEMI may present as sudden onset breathlessness. Other less common presentations, with or without pain, include sudden loss of consciousness, a confusional state, profound weakness…

…Other cardiac procedures Chemotherapeutic agents Catheter ablation Critical illness Defibrillator shocks Strenuous exercise Cardiac contusion The diagnosis should therefore distinguish isolated myocardial injury from infarction…

…and chronic myocardial injury. Myocardial injury is characterised by myocyte necrosis and troponin elevation due to mechanisms other than myocardial ischaemia. Acute myocardial injury may…

…the other hand, may only display ST depressions and/or T wave inversions. STE ACS (ST Elevation Acute Coronary Syndrome) & STEMI (ST Elevation Myocardial Infarction…

…waves (Q wave infarction) Lead Definition of pathological Q wave Normal variants V2–V3 ≥0,02 s or QS complex None All other leads ≥0…

…ischemia that only affects the subendocardium). STEMI, on the other hand, is caused by a complete coronary artery occlusion, which results in the complete stop…

…exhibit ST segment elevations, but the condition should be managed as STEMI (ST Elevation Myocardial Infarction) in terms of treatment and interventions. As discussed previously…

…driven by platelet derived growth factor (PDGF) and other cytokines. Within the intima, SMCs undergo a phenotypic switch from a contractile to a synthetic state…

…Implications of left bundle branch block in myocardial ischemia and infarction A summary of the issues that arise when facing a patient with left bundle…

…acute coronary syndrome (ACS), DAPT is used to reduce recurrent myocardial infarction, stent thrombosis and other ischemic events after coronary angiography, percutaneous coronary intervention (PCI…

…myocardial infarction and stroke Likelihood of repeat revascularization Symptom burden and treatment goals Diabetes, left ventricular function and other comorbidities Surgical risk and contraindications to…

…to cause ischaemia, recurrent symptoms, myocardial infarction, or other major adverse cardiovascular events. Complete revascularization is therefore considered an important therapeutic objective, particularly in patients…

…0.03 Other complications 0.28 Total major complications 1.70 In another large diagnostic catheterization analysis, mortality was approximately 0.2%, myocardial infarction approximately…

Myocardial ischemia and infarction Definition and Pathophysiology No reflow is impaired anterograde myocardial perfusion despite the absence of a flow limiting epicardial coronary stenosis. It…

Myocardial ischemia and infarction Definition and Pathophysiology Unstable angina (UA) is an acute coronary syndrome characterized by myocardial ischaemia occurring at rest or with minimal…

Myocardial ischemia and infarction Definition and Clinical Significance In stent restenosis (ISR) is recurrent narrowing within a previously implanted coronary stent. It represents a form…