…reconsider the pain mechanism instead of continuing to increase the dose. The level of sedation is scored on a four point scale: 0 fully awake…

…normally need investigation on the basis of an isolated, asymptomatic low sensor reading alone. Symptoms Autonomic symptoms Early warning symptoms are due to sympathetic activation…

…associated with the same risk as manifest hypertension. Non dipping: a nocturnal fall in pressure of < 10% of the daytime value; an independent risk…

…signal is sought on the dorsum of the foot lateral to the extensor hallucis longus tendon. Measure in the same way as on the arm…

…has been dealt with before the atria begin to contract again. An unsynchronised shock that happens to fall in the T wave can precipitate ventricular…

…non pharmacological measures at the same time, and use drugs only in severe agitation or marked distress. Delirium is an acute neuropsychiatric syndrome and a…

…A documented decision on the ceiling of care. Signs of a serious condition Finding Significance : : Inability to speak in full sentences Marked work of breathing…

…about to stop breathing. Diminishing wheeze means improvement only if air entry, speech, work of breathing, level of consciousness and PEF improve at the same…

…with an expected fall to below 0.5 × 10⁹/L within 48 hours Profound neutropenia A neutrophil count below 0.1 × 10⁹/L An expected…

…depending on the clinical picture Moderate 6.0 to 6.4 mmol/L ECG and cardiac monitoring. Emergency treatment is often warranted, particularly in an…

…always Pulsus paradoxus above 10 mmHg A fall in systolic blood pressure during inspiration; one of the most useful signs Low voltage on the ECG…

…al). ATRIA Score: The same study found that the ATRIA score had a lower predictive performance for major bleeding compared to HAS BLED. The C…

…and they fill the ventricles with adequate volumes of blood before ventricular contraction commences. To coordinate these two tasks, the heart has an electrical conduction…

…that the premature ventricular impulse does not discharge and reset the sinoatrial node, which will therefore continue on schedule. Refer to Figure 2 . Figure 2…

…as a triage test on the same liquid based sample when the HPV test is positive — the sample therefore does not need to be repeated…

…itself a bar to vaccination. Relative: Lymphoedema or previous axillary clearance on the same side. A paretic limb — poorer absorption. Injection into an arm with…

…with elevation of their diastolic pressures. Right sided filling becomes increasingly dependent on the fall in intrathoracic pressure during inspiration. The inspiratory increase in right…

…addition to the mealtime dose Never stop basal insulin in a person with type 1 diabetes , not even before fasting or an investigation. Stopping it…

…to surgery, endoscopy, an obstetric procedure or angiographic intervention. Summon anaesthesia, the operating specialty, the blood bank and, where needed, coagulation expertise at the same…

…ultrasound to find the fluid, an insertion site in the left lower quadrant lateral to the rectus sheath, and a cell count plus albumin on…

…change can reach the patient the same day the result arrives. 3. Reduce to 5 mg (two tablets) on days 1 and 2 in patients…

…as ejection fraction may provide easily obtained parameters, but fail to provide important insights into left ventricular mechanics. Regional differences in contractile function are of…

…and haemodynamic monitoring with ECG, a central venous catheter and an arterial line is necessary to achieve an optimal result. Overview of vasopressors and inotropes…

…older patients may need treatment to prevent one adverse cardiovascular outcome, the potential benefit for an individual patient may remain substantial. At the same time…

…The standard investigation in acute stroke to identify large vessel occlusion, dissection or other vascular pathology CT perfusion Used with an unclear time of onset…

…states. EAT typically has an abrupt onset, although a brief warm up phase lasting approximately 5 to 10 seconds may precede the full tachycardia. It…

…donation register, on a donor card, or through statements made to the next of kin. Active malignancy with a risk of transmission (an individual assessment;…

…Indications Hypoxaemia: a saturation below the target range, or a PaO2 below 8 kPa on an arterial blood gas. Acute critical illness during initial stabilisation —…

…of completely discrete diseases. Heart failure extends across the full range of LVEF, and echocardiographic measurement is subject to meaningful variability. HFmrEF may therefore represent…

…The Number Needed to Treat (NNT) is the number of patients needed to treat to save one. If an intervention has an NNT of 10…

…These estimates should be viewed as approximations due to the following: Registry data indicate that survival is possible with longer periods of no flow ( Rawshani…

…main stenosis Known — perform the test only on a clear indication and with full preparedness Moderate to severe aortic stenosis without symptoms Individual assessment Hypertrophic…

…due to hypovolaemia, shock, obstruction or advanced renal injury. Conversely, significant AKI may be non oliguric, particularly after nephrotoxins, sepsis or diuretic treatment [4]. An…

…will fall outside. The ranges below are guide values for adults. The method and the laboratory determine the range — always use the range printed on…

…not confined to the ECG. Ischaemia may also produce angina, impaired exercise capacity, an abnormal blood pressure response or ventricular arrhythmias. A fall in systolic…

…delayed, partly due to autopsy studies demonstrating an absence of coronary thrombi in a significant proportion of deceased patients. Historically referred to as coronary thrombosis…

…assistants who rely on such books will realize their shortcomings at their first encounter with an ECG in reality. Books that claim to make it…

…this level with increased mortality. Contemporary management, however, incorporates overall cardiovascular risk, comorbidity and hypertension mediated organ damage (HMOD), rather than relying exclusively on the…

…fraction (LVEF). Sustained VT: Defined as VT lasting longer than 30 seconds or requiring termination earlier due to hemodynamic collapse [4] . Sustained VT is a…

…without persistent ST segment elevation, accompanied by a rise and subsequent fall in cardiac specific troponin attributable to myocardial ischaemia. UA presents with compatible ischaemic…

…to 30% of ACS cases, plaque erosion is increasingly recognized in the modern era of high intensity statin therapy. Unlike rupture, eroded plaques have an…

…The decision on immediate reperfusion is based on symptoms, the ECG and haemodynamics. Do not wait for troponin. If clinical suspicion persists despite an initially…

…expected to heal with good function or cosmesis without apposition. A wound that bleeds because the edges are held apart. A wound through the full…

…0.4 0.8 2.1 Table 1. Survival in out of hospital cardiac arrest due to external causes ( Kitamura et al). References DeBehnke DJ…

…). Premature atrial contraction on ECG A premature atrial contraction occurs when an ectopic focus in the atria discharges before the next sinus impulse. The premature…

…at an energy level according to the local protocol. An anticoagulant is given as soon as possible, but must not delay cardioversion in an unstable…

…laboratory errors but from the wrong blood being given to the wrong patient — a mislabelled tube, or an identity check performed at the nurses' station…

…usually ruins the examination is not the technique but the handling of the specimen — an aspirate that clots before the smears are made is unusable…

…sterile gown, sterile gloves and a large full body drape. Lidocaine 10 mg/mL for local anaesthesia, normal saline to flush all lumens, suture material…

…information on the clinical presentation and symptoms of the underlying conditions for which ACE inhibitors are prescribed. Evaluation and Physical Examination Prior to initiating an…

…to the renal veins and can reduce GFR. Conversely, a rise in creatinine during effective decongestion and overall clinical improvement does not necessarily indicate an…

…patients may rely on continuous biventricular pacing for haemodynamic stability. In patients with resynchronization devices, maintaining CRT during surgery is recommended to provide better haemodynamic…

…with plasma uric acid reduction of approximately 10% to 15% Possible effects on erythropoietin activity and erythropoiesis SGLT2 inhibition may also activate adenosine 5′ monophosphate…

…and procainamide [4]. Catheter Ablation : Catheter ablation may be employed as an interventional alternative to suppress the arrhythmia [4]. Relief of Triggers Addressing the underlying…

…commence an intravenous fluid resuscitation using a crystalloid solution at a dose of 30 ml/kg. Should fluid resuscitation fail to maintain a mean arterial…

…of ICD (implantable cardioverter defibrillator). An ICD is programmed to detect VF/VT and defibrillate within 10—20 seconds. Studies show that ICDs succeed in…

…compressions ineffective. For instance, a traumatic hemorrhage can deplete intravascular volume to such an extent that chest compressions fail to generate stroke volumes. Consequently, addressing…

…gel type have no cuff to inflate and are chosen on weight alone. When in doubt between two sizes in an adult: choose the larger…

…fail to demonstrate plaque disruption, intraluminal thrombus, or dissection. Intravascular ultrasound (IVUS) and optical coherence tomography (OCT) can reveal lesions that are not apparent on…

…waves. Troponin levels are often mildly elevated. Hence, takotsubo cardiomyopathy cannot be differentiated from ST segment elevation myocardial infarction. Due to their clinical presentation, these…