…resulting in obstruction. Central nervous system (CNS) injuries might cause apnea or hypoventilation. Respiratory conditions : Tension pneumothorax Drowning Airway obstruction Hanging Pneumonia High altitude sickness…

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

…although some series report 10–20%. Other life threatening cardiopulmonary conditions account for approximately 5% of presentations in some populations. Despite this relatively low prevalence…

…washes nitrogen out of the pleural air and speeds resorption. Other conditions in which high flow oxygen is given irrespective of the saturation according to…

…antipsychotics, which mainly affect individual symptoms. Initial management ABCDE and immediate tests Assess the withdrawal and other life threatening conditions at the same time. Sec

…other marked obstructive airways disease — relative; the risk of bronchospasm is real. Hypotension and haemodynamic instability. Respiratory compromise during an ongoing crisis. Distinguish the conditions…

…Respiratory rate and oxygenation Evidence of systemic congestion or acute RV failure Syncope or altered clinical status Comorbid cardiopulmonary disease, active cancer, and other conditions…

… this non atherosclerotic condition may occur especially in young women. Non coronary mechanisms that reduce oxygen supply include severe bradyarrhythmia, respiratory failure with severe hypoxaemia…

…the ceiling of care. Signs of a serious condition Finding Significance : : Inability to speak in full sentences Marked work of breathing Use of accessory respiratory…

…The condition occurs above all in: treatment with SGLT2 inhibitors pregnancy prolonged fasting or a very low carbohydrate intake excessive alcohol consumption vomiting or othe

…in a controlled fashion, since too rapid a rise can cause osmotic demyelination syndrome [1,2]. Hyponatraemia is primarily a disorder of water balance. The…

…ETCO2) Capnography refers to the measurement of end tidal carbon dioxide (ETCO 2 ) in the respiratory system. ETCO 2 is the partial pressure of carbon…

…COVID 19 result in mild disease, with symptoms similar to seasonal flu (influenza) and other viral respiratory infections. However, in some individuals the infection may…

…and individual assessment. See the separate quick reference for dosing in impaired renal function. Respiratory tract Diagnosis Agent Dose Duration : : : : Pneumonia, non severe (DS CRB65…

…and other tachykinins, such as substance P. When ACE is inhibited, the resulting accumulation of these peptides irritates afferent neural pathways in the respiratory tract…

…or other vascular beds. Malignant hypertension represents an extreme form in which acute microvascular injury occurs, classically involving fibrinoid necrosis of small arteries in the…

…patients should be managed in the ICU. Post resuscitation care requires expertise and resources to diagnose, monitor and manage neurological injuries, hemodynamic and respiratory instability…

…exhaustion and impending respiratory arrest. A venous blood gas can give useful information about pH and the trend in carbon dioxide, but in critical illness…

…respiratory failure [3,4]. Question Appropriate sample : : Metabolic acidosis or alkalosis in a haemodynamically stable patient A venous blood gas is often sufficient as the…

…is often not true in other circumstances (e.g. pulmonary embolism, trauma, respiratory causes, drug overdoses, etc.). Among victims in whom the cardiac arrest was…

…are discussed in detail in other chapters, to which links are provided throughout the text. Heart rate During the first week of life, the heart…

…for other reasons. Extubate as soon as it is safe to do so after the endoscopy. Fluid and monitoring Use a balanced crystalloid in the…

…In many cases, the initiating process is plaque disruption with thrombosis; other cases result from spasm, microvascular dysfunction, embolism, dissection, hypotension or shock, respiratory failure…

…and thyroid surgeries, as well as medications and agents such as bisphosphonates, calcitonin, citrate (from transfusions), phenytoin, phosphate, and foscarnet, among others. ECG in hypoc

…notions. Pathological Q waves may resolve in up to 30% of patients with inferior infarction. The amplitude of Q waves may also diminish over time…

…in order to suggest ischemia. Inverted U waves are even more typical of ischemia (but the sensitivity is low). U wave changes always accompany other…

…in the test. Information about concurrent ticagrelor treatment is required for interpreting platelet function tests for HIT. Other cosiderations Based on a relationship observed in…

…Genetic and miscellaneous conditions Definition and scope Familial and genetic screening in cardiovascular medicine is the systematic assessment of relatives and other individuals who may…

…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…

…ECG signs and development of infarction Like all other cells in the human body, cardiac myocytes use ATP (adenosine triphosphate) as the primary energy source…

…and the bleeding risk, and exclude dangerous differential diagnoses [1,2]. STEMI and other ECG patterns suggesting acute coronary occlusion are time dependent conditions. The…

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

…80 mg tablet once daily. Warnings and precautions Use Aspirin with caution in the following cases: Concurrent anticoagulant therapy (e.g., coumarin derivatives or heparin…

…after PCI; reduce recurrent atherothrombotic events in chronic coronary disease; preserve the benefit of coronary intervention while limiting major and clinically relevant bleeding. Long term…

…from the causal role of low density lipoprotein cholesterol (LDL C) and other apoB containing lipoproteins in atherosclerotic cardiovascular disease (ASCVD). Atherosclerosis develops through the…

…its antiplatelet effect is relatively limited compared with agents that inhibit other platelet pathways. The distinction between primary and secondary prevention is fundamental: Primary prevention…

…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…

…since the 1960s. In 1948 the NHLBI initiated the Framingham Heart Study, which demonstrated that high blood pressure and high cholesterol levels, among other risk…

…In the setting of acute coronary syndrome (ACS), DAPT is used to reduce recurrent myocardial infarction, stent thrombosis and other ischemic events after coronary angiography…

…In chronic coronary disease, the principal symptomatic indication for revascularization is angina that remains refractory despite medical therapy when significant stenoses are anatomically or physiologically…

…or occlusion of the aorta or arteries supplying the limbs. In adults over 40 years of age, atherosclerosis is the predominant cause. Other mechanisms include…

…smokers for a prolonged period. In heavy smokers, cardiovascular risk falls within five years of stopping but may remain elevated thereafter. The overall health benefit…

…standard in the US and many other countries, a 2:1 block will be difficult to discern because the flutter wave may fuse with the…

…hypertrophy ECG In case the ECG or other examinations suggest left ventricular hypertrophy (LVH), one should suspect concomitant right ventricular hypertrophy (RVH) if the following…

…if the opportunity is given. An ECG without ischemic ST T changes when recording during chest pain is not consistent with myocardial ischemia. In other…

… one set for sending ultrasound and the other for analyzing reflected sound waves. The cardinal difference between continuous wave Doppler and pulsed wave Doppler is…

…tomographic images of the left ventricle. In PET (Positron Emission Tomography), radiotracers emit positrons. When a positron collides with an electron, they annihilate each other…

…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…

…escape rhythm must arise in an ectopic focus (located distal to the block). Third degree AV block is a very serious condition because escape rhythms…

…index 15–19 kg/m² 17–22 kg/m² Ideal and dosing weight Drug dosing often requires a weight other than the actual body weight…

…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…

…conditions are controlled. Contraindications In life threatening conditions all contraindications are relative — but they govern which site is chosen. Infection, burns or trauma over the…

…why the margin must be included in the freeze. Contraindications Absolute: Suspected melanoma or any other pigmented lesion of uncertain diagnosis. A lesion in which…

…The blood pressure is often at least 180/120 mmHg, but no absolute threshold defines the condition. A rapid rise in blood pressure can cause…

…activity and any other precipitating factor. Thresholds The thresholds below are used above all in diabetes. The severity of the symptoms and the patient's…

…common. If the abnormality persists: hepatitis serology (A, B, C, E), iron studies and ferritin, ANA, SMA, AMA, IgG subclasses, caeruloplasmin in people under 40…

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

…or other infection over the injection site. Bacteraemia or suspected septic bursitis or arthritis. A joint prosthesis in the adjacent joint. Known hypersensitivity to the…

…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…