…injuries : Direct trauma can cause airway injuries, resulting in obstruction. Central nervous system (CNS) injuries might cause apnea or hypoventilation. Respiratory conditions : Tension pneumothorax Drowning…

…serum concentration. Alkalinisation increases renal elimination several fold and at the same time reduces the passage of salicylate into the central nervous system. Contact your…

…as in adults. These age variations in heart rate are due to variations in the activity of the autonomic nervous system and changes in the…

…Beyond its direct cellular actions, digoxin exerts significant systemic effects via the autonomic nervous system. It attenuates carotid sinus baroreceptor activity and acts centrally and…

…tone in the autonomic nervous system, with increased sympathetic input (leading to stimulation of beta adrenergic receptors) and parasympathetic withdrawal. Sinus tachycardia secondary to disease…

…hemodynamics, the autonomous nervous system, electrolyte concentrations, and other factors (potentially also genetic predisposition) interact to trigger ventricular tachycardia or ventricular fibrillation. These factors interact…

…glutamate signalling, in part via NMDA receptors. With prolonged alcohol exposure the nervous system adapts through reduced GABA mediated inhibition and increased glutamatergic activity. When…

…sensitivity is low). U wave changes always accompany other ischemic ST T changes. They may occur in both NSTEMI and STEMI. QTc prolongation The QT…

…sputum purulence, the other cardinal symptoms and the severity of the illness. 7. Start NIV without undue delay in persistent hypercapnic respiratory acidosis, if invasive…

…precautions, and other relevant information for the drug Ticagrelor . Table 1 Summary Indications Ticagrelor, in combination with acetylsalicylic acid (ASA), is indicated for the prevention…

…Familial and genetic screening in cardiovascular medicine is the systematic assessment of relatives and other individuals who may carry an inherited predisposition to cardiovascular disease…

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

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

…NSTEMI and unstable angina. Management begins in parallel with the diagnostic work up. Obtain an interpretable 12 lead ECG within 10 minutes of first medical…

…spot, in three minutes, without drugs . The diagnosis rests on the history, a positive Dix–Hallpike test and the absence of other neurological findings. The…

…Prophylaxis against recurrence of cerebrovascular disease: 75–80 mg tablet once daily. Warnings and precautions Use Aspirin with caution in the following cases: Concurrent anticoagulant…

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

…C) and other apoB containing lipoproteins in atherosclerotic cardiovascular disease (ASCVD). Atherosclerosis develops through the progressive deposition and retention of LDL C and other apoB…

…that inhibit other platelet pathways. The distinction between primary and secondary prevention is fundamental: Primary prevention refers to individuals without established atherosclerotic cardiovascular disease (ASCVD…

…or other atherosclerotic disease; diabetes and other cardiovascular risk factors; smoking, hypertension, hypercholesterolaemia, and sedentary behaviour; family history, particularly in the broader assessment of peripheral…

…discomfort is structured around three principal diagnostic categories: Myocardial ischaemia , particularly acute coronary syndrome (ACS). Other cardiopulmonary causes , including myopericardial disease, pulmonary embolism, aortic emergencies…

…completely different. It took roughly 50 years for researchers to finally conclude that high cholesterol levels caused coronary artery disease and atherosclerosis in general. This…

…with STEMI or other very high risk features. Noninferiority studies designed mainly around bleeding outcomes may not reliably exclude clinically important differences in ischemic events…

…depend on the organ system involved. Possible manifestations include headache, visual disturbance, chest pain, dyspnoea, dizziness, and neurological deficits. Neurological involvement Hypertensive encephalopathy may present…

…heart failure or cardiogenic shock. In chronic coronary disease, the principal symptomatic indication for revascularization is angina that remains refractory despite medical therapy when significant…

…In adults over 40 years of age, atherosclerosis is the predominant cause. Other mechanisms include thrombosis, embolism, vasculitis, fibromuscular dysplasia, arterial entrapment, cystic adventitial disease…

…where possible, other inhaled nicotine products. In cardiovascular medicine, the objective is not merely to reduce cigarette consumption but to achieve complete abstinence from tobacco…

…with a paper speed of 25 mm/s, which is standard in the US and many other countries, a 2:1 block will be difficult…

…cancel each other out. However, the ECG may show features characteristic of biventricular hypertrophy. Biventricular hypertrophy ECG In case the ECG or other examinations suggest…

…ECG in acute coronary syndromes & chest pain patients An ECG must be performed on all patients seeking medical attention due to chest discomfort or other…

Echocardiography Continuous Wave Doppler In continuous wave Doppler (CW Doppler), ultrasound waves are continuously emitted from the transducer and the reflections of these waves are…

…in multivessel disease, exists when all coronary arteries are equally compromised, leading to uniform perfusion that may appear deceptively normal on SPECT. Detecting multivessel disease…

…on the other hand, are much less likely to be caused by ischemia ( Figure 1 B ). This is noted in both North American and European…

…3. In third degree AV block, no atrial impulses are conducted to the ventricles. The atria and the ventricles are electrically dissociated from each other…

…and without compressing the skin. Ratios and other measurements Measurement Calculation Threshold : : : Waist–hip ratio Waist / hip Men 0.90, women 0.85 = abdominal…

…50 Dose reduction as in the table above for rivaroxaban and edoxaban. Check every 6 months 15 30 Dabigatran contraindicated. The other DOACs are possible…

…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…

Procedurer What determines the outcome of a central venous catheter insertion is decided before the needle goes in: the choice of site, the use of…

…Contraindications Absolute: Suspected melanoma or any other pigmented lesion of uncertain diagnosis. A lesion in which histology is needed for management. Cryoglobulinaemia, cold agglutinin disease…

…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…

…3 IV Pneumonia, in chronic lung disease amoxicillin 750 mg × 3 PO 5–7 days or benzylpenicillin 3 g × 4 IV Pneumonia, suspected atypical pathogen…

Kardiologi Akutsjukvård Intensivvård Lathundar Clinical use This overview is a quick reference to the intravenous antihypertensive drugs used in a hypertensive emergency. It summarises the…

…a missed meal, physical activity and any other precipitating factor. Thresholds The thresholds below are used above all in diabetes. The severity of the symptoms…

…not to normalise the plasma sodium. Chronic or minimally symptomatic hyponatraemia must be corrected in a controlled fashion, since too rapid a rise can cause…

…Drug induced liver injury is the commonest cause Isolated bilirubin Unconjugated, the others normal Gilbert's syndrome, haemolysis The R value = (ALT / upper limit…

…abdominal pain or a rapid deterioration in general condition may be the only signs of infection. Corticosteroids and other immunosuppressive treatments can blunt the febrile…

…counterpart of pulsus paradoxus Contraindications In overt tamponade with shock there are no absolute contraindications other than the conditions in which the procedure is the…

…Cellulitis, a skin wound or other infection over the injection site. Bacteraemia or suspected septic bursitis or arthritis. A joint prosthesis in the adjacent joint…

…The other predictable error is forgetting that pacing hurts a great deal in a conscious patient. Indications Immediate (transcutaneous) pacing in bradycardia with haemodynamic compromise…

…Definition of aortic aneurysm Sinus of Valsalva 45 mm. Any other segment 40 mm in diameter. Thresholds for surgery Threshold for surgery Relevant patient category…

…clinical factors: Anemia: Hemoglobin <13 g/dL in men or <12 g/dL in women (3 points) Severe Renal Disease: Estimated glomerular filtration rate (eGFR)…

…risk factor for stroke in AF patients. Evidence suggests that the increased stroke risk in women is more closely associated with other comorbidities and age…

…bleeding risks in AF patients, regardless of the type of oral anticoagulant used. Studies have shown that it performs similarly or superiorly to other bleeding…

…clinicians in balancing estimating the risks of bleeding. Components of the HEMORR₂HAGES Score The acronym HEMORR₂HAGES represents the following parameters: H epatic or renal disease…

…of these adverse events are related to the suppression of the renin angiotensin aldosterone system (RAAS), such as decreases in blood pressure and mild azotemia…

…Manifestations include angina, other chest discomfort, dyspnoea, or no symptoms. Although chronic coronary disease may remain stable for prolonged periods, it can progress or destabilize…

…acute RV failure Syncope or altered clinical status Comorbid cardiopulmonary disease, active cancer, and other conditions incorporated into validated clinical risk tools Acute RV failure…

…synthesis Electrical channelopathies Oxidative stress Cellular apoptosis and necrosis Progressive structural remodelling Alcohol associated hypertension and atherosclerotic coronary disease In patients with heavy alcohol use…

Cardiology Myocardial ischemia and infarction Definition and pathophysiology Atherosclerosis is a chronic, inflammatory disease of the arterial wall in which lipid accumulation, vascular cell dysfunction…

…segment depression or T wave inversion can occur without coronary artery disease. Proposed explanations in the source material include cardiac memory after abnormal ventricular activation…