…principal limitations, and the key trials supporting each. A more detailed mechanistic discussion of each index follows in Section 2, and a guideline oriented comparison…

…if the initial infusion does not result in conversion to sinus rhythm within 15 minutes after the end of the infusion. Recommended second dose : 2…

…in year 2000. This explains why there has been a 20% increase in NSTEMI and a corresponding decrease in unstable angina in the past two…

…a post injection flare. Lidocaine 10 mg/mL without adrenaline is used; larger volumes are needed subacromially and trochanterically to distribute the dose within the…

…The clinical course is often more rapidly reversible than that of other forms of acute tubular necrosis, although the complication remains associated with post procedural…

…For types 1, 2, and 3 MI, clinical evidence of acute myocardial ischaemia is central. Symptoms of myocardial ischaemia are a primary diagnostic criterion for…

…the first dose of broad spectrum antibiotics within 60 minutes of triage or arrival. This is supported by international guidelines on neutropenic fever [2]. The…

…approach to diagnosis and management. Over the past decade, the landscape of VT management has undergone a profound paradigm shift. Driven by advanced electroanatomical mapping…

…5, although the reported range extends from 1 to 14 days after infarction. VSR may also occur as late as 2 weeks after infarction. Predisposing…

…one third of the patients who ultimately had a favorable neurological recovery exhibited an abnormal pupillary reflex upon initial examination. Notably, 31.2% of patients…

…available. Recall that ST segment elevations also become normalized as a part of the natural course of myocardial infarction (refer to Figure 2 below). However…

…appear within 10–15 minutes of ischaemia. Mitochondrial abnormalities can occur even earlier after coronary occlusion and progress over time. Experimentally, necrosis advances from the…

…scale that discriminates within the acidic range — ordinary litmus paper that only shows acid or alkaline is not sufficient. A fixation dressing for the nose…

…muscles are considered part of the left ventricular cavity. Other dimensions– including atrial dimensions, mitral annulus, aortic annulus, etc –are measured using the blood tissue…

…zinc paste bandage (Unna boot), or a class 2–3 compression stocking. Tape measure for ankle circumference — this governs the choice of material and bandaging…

…65% and minimal hepatic first pass extraction. Following a single oral dose, plasma concentrations peak within 3 to 6 hours. The agent undergoes extensive hepatic…

…peripheral blood and dilutes the specimen. Marrow clots within seconds; the smears must be made before that. 7. Then aspirate further volume into the tubes…

…the GABA A receptor and are cross tolerant with alcohol. They therefore treat the central mechanism underlying withdrawal, unlike, for example, beta blockers, alpha 2…

…2. Anaesthetise the skin with a small amount of lidocaine without adrenaline (epinephrine). 3. Puncture 1–2 cm proximal to the wrist crease at an…

…Dofetilide, Ibutilide, Sotalol Class IV Non dihydropyridine L type Ca 2+ channel blockers Diltiazem, Verapamil Singh–Vaughan Williams classification of antiarrhythmic drugs. Bold text indicates…

…Dofetilide, Ibutilide, Sotalol Class IV Non dihydropyridine L type Ca 2+ channel blockers Diltiazem, Verapamil Singh–Vaughan Williams classification of antiarrhythmic drugs. Bold text indicates…

…attack and aborts most attacks within 15–20 minutes. An undrained pneumothorax. A high oxygen concentration washes nitrogen out of the pleural air and speeds…

…The STRONG HF trial demonstrated the safety and efficacy of an approach based on starting and titrating oral medical therapy for heart failure within 2…

…to the puncture site. A joint prosthesis or orthopaedic metalwork in the area. A previous intraosseous attempt in the same bone within the past 24…

…. formed a constituent part of the character of Angina Pectoris. Atherosclerosis: the cause of coronary artery disease The underlying cause is atherosclerosis, which is a…

…short; they typically disappear within minutes after a total occlusion in a coronary artery occurs (then of course, the ST segment will be elevated). T…

…immediately at first medical contact and interpreted within a target of 10 minutes. Prehospital ECG acquisition can shorten the time to diagnosis and facilitate triage…

…will not survive post resuscitation care. Among those who survive to hospitalization, 50 65% die within 24 hours ( Soar et al ). The causes of death…

…For asymptomatic stenosis of at least 70%, the reported 5 year ipsilateral stroke risk is 14.6%, and revascularisation may be beneficial in appropriately selected…

…the first year. The dominant mechanism was excessive intimal hyperplasia within the stent. Restenosis was more likely with: Small reference vessel diameter A small post…

…BMS). Clinical ISR is generally defined by recurrent symptoms or ischaemic events attributable to renarrowing within the stented segment or at its margins. Angiographic restenosis…

…post completion processing. If symptoms remain elusive and extended monitoring exceeding 3 weeks is necessary, an implantable loop recorder is essential to accurately establish the…

…miss a posterior dislocation. The exceptions are an obvious recurrent dislocation in a patient with known instability and a low energy mechanism, and a neurovascularly…

…PCI), or medical management. The standard post ACS regimen is DAPT for 12 months, generally consisting of low dose aspirin and a potent P2Y12 inhibitor…

…compressions. For traumatic tamponades, thoracotomy remains the primary therapeutic intervention. Ideally, it should be performed within 15 minutes of the onset of collapse. Pericardiocentesis , performed…

…associated with cardiovascular benefit regardless of the pharmacological route used. In patients with acute coronary syndromes (ACS), the early post event period is particularly vulnerable…

…Predisposing factors The likelihood of SAMS increases with higher statin doses and with several patient and treatment related factors: Age older than 80 years Female…

…ischemia may produce post ischemic stunning. In the absence of infarction, contractile recovery can occur rapidly after reperfusion, with recovery generally occurring within one week…

…a predominant etiological factor for cardiac arrest within this demographic on a global scale. Numerous substances possess the potential to induce cardiac arrest or cause…

…within 48–72 hours of infarction. Early thrombus formation is associated with poor short term prognosis, although early mortality is usually related to the extent…

…overt congestion is not apparent. Such a discrepancy should prompt consideration of an infiltrative cardiomyopathy within the appropriate clinical context. Several patient related factors influence…

…the immediate clinical questions are: Is there a very high risk feature requiring emergency angiography? Is there a high risk feature supporting angiography within 24…

…oxygen is required for ATP synthesis [ATP is the primary energy source in all cells]). The heart consumes approximately 30 kilograms of ATP per day…

…reduces the load on muscle fibers. The exact mathematical relationship between aortic pressure, ventricular volume, and wall thickness is rather complicated and not within the…

…first responders and the EMS. Unfortunately, several studies show that EMS response times have increased dramatically in recent years ( Figure 2 ). The chain of survival…

…anterior , lateral and septal wall ( Figure 2 below). An inferior myocardial infarction refers to an infarction located in the inferior wall of the left ventricle…

…within a few hours; septal perforation has been described after as little as seven hours. Never irrigate and never instil fluid onto a battery — the…

…precipitate myocardial infarction or sudden death. Coronary anatomy must therefore be interpreted within the broader clinical and physiological context. Definition and Pathophysiology Coronary artery disease…

…central venous catheter Continuously Reassess the mental state, capillary refill, skin temperature, urine output, respiration, chest findings, MAP and the response to every intervention Within…

[calc_map] Mean arterial pressure (MAP) represents the average pressure within the arteries throughout a single cardiac cycle, encompassing both systole and diastole. It is…

…1.2–2.0 g/kg/day Enteral nutrition Started within 48 h where possible Thromboprophylaxis Low molecular weight heparin unless contraindicated Head of the…

…shorter test gives insufficient information, a longer one is limited by local muscle fatigue rather than by the heart. 2. Pedalling rate 50–70 revolutions…

…of a highly toxic substance, where the patient arrives within about 1 hour (a liquid preparation) or 2 hours (tablets). With very large quantities of…

…occur within a reasonable time, and in whom death is judged likely within 180 minutes of treatment being withdrawn (DCD). DCD additionally requires that the…

…Glycopyrronium (Robinul) 0.2 mg is an alternative premedication. Peripheral venous cannula, saline flush. ECG monitoring, pulse oximetry and blood pressure measurement throughout the test…

…performed, fibrinolytic therapy is recommended within 12 h of symptom onset in patients without contraindications. I A In the absence of ST segment elevation, primary…

…circumference, waist to hip ratio, or dual X ray absorptiometry are recommended to more accurately diagnose clinical obesity and assess cardiovascular risk. 4 Furthermore, ectopic…

…racial Variations: The equation includes adjustments for race, particularly for individuals of African descent, which may not accurately reflect the diversity within racial groups and…

…Documented development within less than 48 hours Chronic At least 48 hours Unknown Treated as chronic with respect to the correction limits The brain adapts…

…the central ultrasound beam (main beam). However, some ultrasound waves may travel off axis in so called side lobes (Figures 5A and 5B). Ultrasound energy…