…as acute brain failure. It is precipitated by somatic illness, drugs, poisoning, withdrawal, surgery or several concurrent factors. A diagnosis of delirium is therefore the…

…crush technique, stent fracture or collapse Lesion specific angiographic features Residual dissection at a stent margin, impaired flow into or out of the stent, stent…

…hypertension, defined in the cited recommendation as blood pressure ≥140/90 mmHg. Screening is particularly pertinent in the presence of hypokalaemia or treatment resistance. Hypokalaemia…

…than through specific symptoms. The clinical importance lies in its association with: Increased cardiovascular disease risk; Greater risk of myocardial infarction; Increased risk of stroke…

…contain a large lipid pool, numerous macrophages or foam cells, and a thin fibrous cap. Disruption of the cap exposes the lipid core and extracellular…

…but surgery is the standard. Dark skin: a risk of permanent hypopigmentation. Areas with poor circulation, above all the lower leg in a patient with…

…for poor outcomes. The vast majority of infections with COVID 19 result in mild disease, with symptoms similar to seasonal flu (influenza) and other viral…

…assessment of the PLR has long been considered for its prognostic implications. Clinicians often check pupil size and reactivity as part of initial and ongoing…

…al ). As described by Myerburg et al and Marijon et al , long term prevention of cardiac arrest at the population level is very difficult. Future…

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

…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…

…Tissue Doppler can also be used to measure the velocity of the mitral annulus, as it travels from the base to the apex during systole…

…Exercise capacity The presence of active chest pain or other evidence of ongoing ischaemia Symptoms suggesting haemodynamic compromise, such as near syncope or poor perfusion…

…or raised Other Moderate work of breathing Accessory muscle use Cyanosis, exhaustion, hypotension or collapse The classification is based on a combination of clinical findings…

…that many visitors are interested in other books and online resources, we have plowed through more than 30 of the most popular ECG books (according…

…times daily See note Do not use Do not use Nitrofurantoin: as a general rule the drug is contraindicated at an eGFR <45 mL/min…

…Iodinated contrast increases the attenuation of the blood pool and permits delineation of the coronary lumen. Coronary imaging is technically demanding because the vessels are…

…at least one cardiac troponin value above the assay specific 99th percentile upper reference limit. It is classified as acute when serial measurements demonstrate a…

…flow preserved by the stenosis. Cutoff ≤ 0.80. Deepest outcome trial evidence base of any physiological index; lesion specific and largely independent of resting hemodynamics…

…January of this year, we administered a poll to see whether our users were interested in obtaining certificates. The results were clear: 89% of users…

…and less pronounced on the treadmill. Leg fatigue is, as compared with chest pain and dyspnea, a poor predictor of cardiovascular and all cause mortality…

…Calculation of fractional shortening. Fractional shortening is a rather poor measure of left ventricular systolic function. This is due to the following reasons: Left ventricular…

…over the base of the plate. Preparation and equipment Chlorhexidine in alcohol or an iodine solution. Lidocaine 10 mg/mL without adrenaline for the block…

…the suture is placed. The commonest cause of wound infection is retained contamination, not poor suture technique — and the commonest cause of permanent loss of…

…and dilatation Increased QRS amplitudes Hypertrophy manifests on the ECG as increased amplitudes of the QRS complexes. The explanation is straightforward: myocardial muscle mass is…

…cardiac arrest Cardiac arrest associated with tamponade has an exceptionally poor prognosis. In the vast majority of these cases, the tamponade develops acutely or subacutely…

…of pancreatitis Cardiac markers and coagulation Test Reference Comment : : : High sensitivity troponin T < 14 ng/L The decision thresholds are assay specific — follow the…

…by dividing body weight in kilograms by the square of height in meters. BMI is relevant for medical prognostication as it serves as a quick…

…of poor vital organ perfusion or frank shock states. In the specific context of perioperative care in patients with pulmonary arterial hypertension (PAH), progression of…

…also because quality of life is often poor, hospitalizations are frequent, and healthcare resource utilization is high. Clinical Presentation and Symptoms The dominant manifestation is…

…in light of the improvements in the management of hypertension (coronary heart disease and hypertension are traditionally viewed as the main drivers of heart failure…

…in light of the improvements in the management of hypertension (coronary heart disease and hypertension are traditionally viewed as the main drivers of heart failure…

…to the head and neck Fragile skin, poor healing Ear canal stenosis or exostoses Narrow and hard to reach Ongoing otitis externa Pain, spread of…

…depends on the vascular territory involved and may include systemic arterial embolic manifestations. The source material does not provide a detailed catalogue of specific embolic…

…low gradient. Pathophysiology of aortic stenosis As aortic stenosis progresses, pressure conditions on the left side change dramatically, including in the left ventricle, left atrium…

…of pulmonary blood flow (Qp) to systemic blood flow (Qs). This measurement is pivotal in diagnosing and managing congenital or acquired cardiac shunts, such as…

…this group, structural abnormalities such as left atrial enlargement or left ventricular hypertrophy, or echocardiographic evidence of impaired filling, make the diagnosis more likely. HFpEF…

…Poor coaptation leads to regurgitation. Mitral stenosis Mitral stenosis is defined as a narrowing of the mitral valve orifice. There are many causes of mitral…

…in the hub: lower the angle to close to the plane of the skin and advance a further 1–2 mm so that the catheter…