…diagnosis Feature Venous ulcer Arterial ulcer Diabetic foot ulcer : : : : Site Gaiter area, above the medial malleolus Toes, heel, lateral malleolus, pressure points Beneath the metatarsal…

…or fracture of the leads. External causes are less common and include electrolyte disorders, metabolic disorders, hypoxemia, antiarrhythmic drugs, or electromagnetic disturbance caused by other…

…often missed. On medical and geriatric wards a substantial proportion of older patients are affected, and the incidence is particularly high after hip fracture, major…

…Stent fracture or collapse Residual edge dissection Incomplete lesion preparation Persistent stenosis within the treated segment Mechanical factors are particularly important because correction of 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…

…if there is suspicion of cervical spine injury, in which scenario head tilt chin lift should only be used if other methods fail to open…

…revascularization, while avoiding unnecessary procedural complications and bleeding in those at lower risk or in whom the hazards of revascularization outweigh its potential benefit. A…

…A single central feature is enough to proceed with urgent investigation , and a normal CT of the brain does not exclude an infarction in the…

…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…

…is a common and early electrocardiographic sign of acute pericarditis, reflecting pericardial involvement overlying the atria [4, 5]. Other Differential Diagnoses ST segment elevations simulating…

…plaque disruption is not a feature of Type 2 MI. The pathophysiology of Type 2 MI is fundamentally distinct from that of Type 1 MI…

…87 95% confidence interval: 0.79–0.96 P = .004 Other summaries of the trial describe a 14% reduction in the same composite outcome…

…features of Brugada syndrome are fairly specific to the disorder, provided that the clinical characteristics are in line with the disorder. There are however other…

…prediction tool currently exists. At the other end, roughly two thirds of ICDs implanted for reduced LVEF never deliver an appropriate shock, so the false…

…ischemia. Inverted U waves are even more typical of ischemia (but the sensitivity is low). U wave changes always accompany other ischemic ST T changes…

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

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

…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…

…regarding the expected net benefit of therapy. Lifestyle modification is appropriate across the risk spectrum. Statin therapy is considered when the anticipated benefit is sufficient…

…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…

…begins in parallel with the diagnostic work up. Obtain an interpretable 12 lead ECG within 10 minutes of first medical contact, attach continuous rhythm monitoring…

…NSAIDs). Other contraindications: Hemophilia. Thrombocytopenia. Active gastric or duodenal ulcers. Liver cirrhosis. Severe heart failure. Doses 100 mg/day during the third trimester of pregnancy…

…drug constitutes single antiplatelet therapy (SAPT). The benefit of antiplatelet therapy must always be balanced against bleeding. This balance changes according to the clinical setting…

…C and other apoB containing lipoproteins within the arterial wall. This initiates inflammatory reactions that promote plaque formation and progression. As the burden of retained…

…from a study of healthy women suggested a reduction in ischaemic stroke, particularly among women with stroke risk factors, but this benefit was accompanied by…

…particularly important in determining management. The benefit of carotid revascularisation is greatest in patients with a recent TIA or stroke, particularly when the event occurred…

…and other symptoms may occur without chest pain and should be considered anginal equivalents. The emergency evaluation of non traumatic chest discomfort is structured around…

…For example, high HDL cholesterol levels appears to be beneficial, whereas triglyceride levels seem to be of little or no importance for atherosclerosis. When discussing…

…from selected populations, frequently with low or intermediate ischemic risk and under representation of patients with STEMI or other very high risk features. Noninferiority studies…

…left ventricular dysfunction, peripheral vascular disease and other manifestations of diffuse atherosclerosis. Percutaneous coronary intervention (PCI) and coronary artery bypass grafting (CABG) are revascularization procedures…

…Other mechanisms include thrombosis, embolism, vasculitis, fibromuscular dysplasia, arterial entrapment, cystic adventitial disease and trauma. Atherosclerotic PAD is a manifestation of systemic arterial disease rather…

…cardiovascular risk falls within five years of stopping but may remain elevated thereafter. The overall health benefit is greater still when reductions in non cardiovascular…

…beats per minute. Note that with a paper speed of 25 mm/s, which is standard in the US and many other countries, a 2…

…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…

…myocardial ischemia. Other symptoms include dyspnea, pain radiating to the left arm/shoulder/throat, palpitations, back pain and selected cases of upper abdominal pain. An…

…1). This is possible by using two different sets of piezoelectric crystals; one set for sending ultrasound and the other for analyzing reflected sound waves…

…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…

…opposite angle of observation. Other vectors may interfere with the injury currents, and inhibit them from being detected by leads with opposite angles of observation…

…atrial impulses are conducted to the ventricles. The atria and the ventricles are electrically dissociated from each other. This condition is referred to as atrioventricular…

…at the end of expiration, with the tape horizontal and without compressing the skin. Ratios and other measurements Measurement Calculation Threshold : : : Waist–hip ratio Waist…

…the bleeding risk of the procedure and by renal function. In markedly reduced renal function (dabigatran at eGFR <30 mL/min, the other DOACs at…

…marrow — choose the other side). A patient who cannot lie still — plan for sedation rather than abandoning the procedure. Choice of site The posterior superior…

…plasmapheresis or other extracorporeal therapy (requires a large bore dialysis catheter, not an ordinary triple lumen catheter). Measurement of central venous pressure and central venous…

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

…obstruction of the bowel or the urinary tract. Marked bradycardia, sick sinus syndrome or high grade AV block without pacemaker protection. Asthma and other marked…

…applies where you work. They assume normal renal and hepatic function, a non pregnant adult of normal weight, and individual assessment. See the separate quick…

…organ damage. Isolated malignant retinopathy without other acute organ damage can often be treated more cautiously with oral drugs under careful observation [3,4]. A…

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

…rise can cause osmotic demyelination syndrome [1,2]. Hyponatraemia is primarily a disorder of water balance. The plasma sodium reflects the ratio between the body…

…A markedly raised GGT with the other tests normal is most often enzyme induction by alcohol or drugs and is often of no clinical significance…

…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…

…tricuspid inflow The echocardiographic counterpart of pulsus paradoxus Contraindications In overt tamponade with shock there are no absolute contraindications other than the conditions in which…

…treatment — modification of loading, eccentric exercise, an NSAID, an orthosis — has not given a sufficient effect. Contraindications Absolute: Cellulitis, a skin wound or other infection…

…preferably anteroposteriorly : one anteriorly over the praecordium to the left of the sternum, the other on the back between the left scapula and the spine…

…The benefit of alkalinisation over fluids alone is disputed and practice differs between units. Poisoning with other weak acids where the poison control centre recommends…

…SOVd} = 1.92 + 0.74 \times \text{BSA} ) Definition of aortic aneurysm Sinus of Valsalva 45 mm. Any other segment 40 mm in diameter…

…6% High risk 5 or more 5.8% Interpretation of ATRIA risk score. Comparison with other bleeding risk models Several bleeding risk assessment tools exist…

…chadsva] The CHA₂DS₂ VA score has superseded the CHA₂DS₂ VASc score. As of 2025, it is recommended to use the CHA₂DS₂ VA score for stroke…

…patients, regardless of the type of oral anticoagulant used. Studies have shown that it performs similarly or superiorly to other bleeding risk assessment tools, such…

…3 Interpretation of HEMORR₂HAGES score. Comparison with ATRIA and HAS BLED Scores Several studies have compared the predictive performance of HEMORR₂HAGES with other bleeding risk…