…upper back, abdomen, or epigastrium. Dyspnoea, nausea, vomiting, diaphoresis, fatigue, faintness, and other symptoms may occur without chest pain and should be considered anginal equivalents…

…gravity and slow movement; those that fail usually do so because the patient tenses up with pain, or because the operator pulls harder rather than…

…4. Measure the blood pressure in both arms at the first assessment, particularly in chest pain, back pain or suspected acute aortic syndrome. 5. Use…

…venous disease Reduced mobility Osteoarthritis and low back pain Symptoms of type 2 diabetes or metabolic syndrome Depression, low self esteem or body image disturbance…

…and appear brighter on the image. Structures with low echogenicity reflect less ultrasound and become darker in the image. Acoustic shadowing Some structures have very…

…study myocardial motion. Myocardial motion during systole and diastole alter the frequency of ultrasound waves that are reflected back to the transducer. There are two…

…The quality of the test determines its entire value: a poorly performed manoeuvre gives a falsely low FVC and thus a falsely normal FEV₁/FVC…

…de and repolarization ions (Na + [sodium], K + [potassium] and Ca 2+ [calcium]) flow back and forth across the cell membrane. Because ions are electrically charged…

…ECG changes. Significant pericardial effusion may bring about the following ECG changes.: Low voltage: large amounts of pericardial effusion will diminish the QRS amplitudes. Electrical…

…among these patients, roughly 10% have hemodynamically significant right ventricular infarction. Hemodynamic effects of right ventricular infarction include low cardiac output, hypotension, sensitivity to drugs…

…is a clinical diagnosis supported by echocardiography: Finding Comment : : Hypotension, distended neck veins, muffled heart sounds Beck's triad; complete in a minority Tachycardia, tachypnoea…

…cardiac arrest ( Yan et al ). The low survival reflects the sudden and hyperacute nature of the condition. This has prompted researchers to develop strategies and…

…to diastolic function. High compliance is desirable and means that the ventricle is capable of filling rapidly while operating at low end diastolic pressure. EDV …

Cardiology Definition and pathophysiology Low density lipoprotein cholesterol (LDL C) is the principal therapeutic target in lipid management because LDL and other apolipoprotein B containing…

…hypertension Pulse pressure 40–60 mmHg A narrow pulse pressure suggests a low stroke volume Capillary refill < 3 s A simple and validated marker…

…morphology, which replaces the sharp negative S wave seen in the low risk beat — the previously undescribed biomarker identified by the deep learning model. Predicting…

…rationale Bempedoic acid is an oral, small molecule lipid lowering agent used to reduce low density lipoprotein cholesterol (LDL C), particularly when statins cannot be…

…Familial hypercholesterolaemia (FH) is an inherited disorder characterized by persistently elevated plasma low density lipoprotein cholesterol (LDL C) from early life and a consequent excess…

…Proprotein convertase subtilisin/kexin type 9 (PCSK9) is a hepatic protein that regulates the availability of the low density lipoprotein receptor (LDL receptor) on hepatocytes…

…left and right ventricle is rather common. The ECG has low sensitivity with respect to detecting biventricular hypertrophy. This is because the strong and oppositely…

…depression in a woman with a low pre test probability is usually a false positive. Indications Evaluation of chest pain with an intermediate pre test…

…part of the initial stroke assessment [1]. Treat immediately when there are symptoms and a low glucose. Do not wait for the venous laboratory result…

…halve before the creatinine leaves the reference range, because the relationship is hyperbolic. In people with a low muscle mass — the elderly, the undernourished, amputees…

…in meters. BMI is relevant for medical prognostication as it serves as a quick, low cost, and reliable screening tool for body composition, risk of…

…risk in women based solely on gender. This aims to prevent unnecessary anticoagulation in low risk female patients, thereby reducing the potential for bleeding complications…

…Their clinical importance arises from the causal role of low density lipoprotein cholesterol (LDL C) and other apoB containing lipoproteins in atherosclerotic cardiovascular disease (ASCVD…

…of cholesterol delivered to the liver. The resulting hepatic response includes increased expression of low density lipoprotein receptors (LDLRs), which enhances removal of circulating LDL…

…PCSK9 synthesis decreases circulating PCSK9, increases the availability of hepatic low density lipoprotein cholesterol (LDL C) receptors at the cell surface, and thereby enhances removal…

…and acute coronary syndromes (ACS). Its principal therapeutic objective is reduction of low density lipoprotein cholesterol (LDL C), the primary lipid target in contemporary secondary…

…SGLT2 is a high capacity, low affinity transporter situated in the S1 and S2 segments of the renal proximal tubule. It accounts for approximately 90…

…shown in Table 1, BLS is an exceptionally effective treatment, with a very low number needed to treat (NNT), indicating high effectiveness. Although BLS is…

…symptoms suggestive of CAD. SPECT imaging is recommended as the initial study in patients with low to moderate risk of CAD. In patients with a…

…valve leaflets (Figure 1). Rheumatic heart disease is the leading cause of mitral regurgitation in low and middle income countries. Rheumatic heart disease typically results…

…fibrillation, coarse (large amplitudes). ECG 4 . Ventricular fibrillation. ECG 5 . Ventricular fibrillation, fine (low amplitudes). ECG 6 . Ventricular fibrillation, coarse. ECG 7 . Ventricular fibrillation, coarse…

…CPR) should be performed per standard guidelines. Cardiac arrests due to trauma are characterized by very low survival rates. In the nationwide Swedish Registry for…

…hypercapnia has been assessed. 3. Take an arterial blood gas in respiratory compromise, low saturation, suspected carbon dioxide retention, reduced consciousness, or when NIV is…

…develops over hours to days [1,2]. Six steps Step Question Practical interpretation : : : 1 Is the pH low or high? pH <7.35 is acidaemia…

…by contrast, is not a contraindication; the specimen may be taken even at very low platelet counts, followed by compression. Infection in the skin overlying…

…hours Prednisolone 5 mg Moderate Intermediate, 12–36 hours Methylprednisolone 4 mg Low Intermediate Betamethasone 0.6 mg None Long, 36–54 hours Dexamethasone 0…

…V1 Terminal negative component 1 mm × 40 ms Left atrial enlargement Low voltage QRS < 5 mm in the limb leads or < 10 mm…

…Atrial flutter, which often converts at low energy and is difficult to terminate pharmacologically. Ectopic atrial tachycardia or SVT that has not been terminated by…

…available. Do not then try "by feel" — refer to ENT. Relative — a low threshold for referral: Marked swelling or inflammation around the object. A small…

…adrenaline in anaphylaxis, ceftriaxone, ferric carboxymaltose Rapid, 10–20 min Subcutaneous (SC) Insulin, low molecular weight heparin, GLP 1 analogues, methotrexate, biological agents, adrenaline (second…

…high dose Adrenaline, low dose Dopamine, intermediate dose Isoproterenol Dopamine, low dose Dobutamine Levosimendan Amrinone Milrinone Nitroglycerin Nitroprusside Figure 1. The approximate position of each…

…per 2 h is a reasonable target ScvO₂ 70–80 % A low value suggests inadequate oxygen delivery Capillary refill < 3 s Equivalent to lactate…

…ventilating is not experienced in intubation. Planned anaesthesia for short procedures in a fasted patient at low risk of aspiration. A conduit for fibreoptically assisted…

…cannot be established with spirometry alone, but is suspected when the FVC is low with a normal or high ratio. Reversibility: an increase in FEV₁…

…who have low BSA or severe extra aortic features 45 mm • Patients who are undergoing aortic valve surgery • Patients with Marfan syndrome who have additional…

…Use Aspirin with caution in the following cases: Concurrent anticoagulant therapy (e.g., coumarin derivatives or heparin—except low dose heparin). Patients with gastrointestinal disorders…

…Hypertension: History of hypertension (1 point) Score 1 year risk of bleeding Low risk 0 3 0.8% Intermediate risk 4 2.6% High risk…

…decisions on anticoagulation Men Women Points Recommendation Evidence Recommendation Evidence 0 No treatment Low No treatment High 1 Oral anticoagulation (warfarin or NOAK 1 is…

…Interpretation of HAS BLED score A score of 0 1 indicates low risk A score of 2 suggests moderate risk A score of 3 or…

…Incidence of major bleeding (per 100 patient years) 0 Low 1.9 1 Low 2.5 2 Intermediate 5.3 3 Intermediate 8.4 4…

…IM: (1:1000): 0.1 to 0.5 mg (max 1 mg) Safe for peripheral use +++++ ++++ +++ N/A Beta effect more pronounced at low doses…

…1. Assess Prior Treatment • No prior treatment, low dose, or low intensity lipid lowering therapy: • Start high potency, high dose statin therapy (Class I recommendation)…

…in the SYNTAX trial, patients with high scores had significantly higher mortality and MACE rates compared to those with low scores. Monitor Quality of Care…

…elevated cardiac biomarkers. Intermediate low risk PE includes stable patients who are not low risk but have either RV dysfunction or elevated biomarkers, or neither…

…and skin, with myocardial concentrations reaching 10 to 50 times those found in plasma. Plasma clearance is low, renal excretion is negligible, and doses do…

…estimated 10 year cardiovascular risk of 10%. Approximately 12% reduction in non fatal myocardial infarction with low dose aspirin. Approximately 12% reduction in non fatal…

…when the sinus rate is extremely low—such as less than 40 to 50 beats per minute in the first 4 to 6 hours after…