…without current symptoms, alternating bundle branch block in acute anterior infarction, and before drugs or procedures with a known risk of bradycardia. Transvenous pacing is…

…with twisting of the QRS complex around the isoelectric line. Most patients display QTc 500 ms during sinus rhythm. TdP is typically initiated by a…

…a left bundle branch block morphology. However, left bundle branch block morphology is more common (regardless of heart rate) among persons with heart disease. Alternating…

…with twisting of the QRS complex around the isoelectric line. Most patients display QTc 500 ms during sinus rhythm. TdP is typically initiated by a…

…alternating with accelerated ventricular rhythm. As mentioned in the previous paragraph, idioventricular rhythm is very typical during reperfusion and in that scenario it is a…

…at all at one year . The injection is therefore a tool to make rehabilitation possible, not an alternative to it. See the separate guide to…

…exceeding 200 beats per minute. While ECG appearances with flutter like patterns are predominantly caused by macroreentrant circuits, microreentry remains a possible alternative mechanism. Conversely…

…identify large vessel occlusion, dissection or other vascular pathology CT perfusion Used with an unclear time of onset, a late time window, or when thrombectomy…

…kg (maximum 6 mg), then 0.2 mg/kg (maximum 12 mg) Give into a large vein with a rapid flush. Warn the patient Amiodarone…

…ER (emergency room). Careful electrocardiographic and hemodynamic monitoring with ECG, central vein catheter and intra arterial catheter (A line) is warranted. Overview of vasopressors and…

…also an alternative to invasive coronary angiography (ICA) for excluding non ST segment elevation acute coronary syndrome (NSTE ACS) in patients with a low to…

…anatomically according to involvement of the ascending aorta: Stanford type A: involves the ascending aorta, with or without extension into the arch or descending aorta…

…Management Definition and Clinical Characteristics Torsades de pointes (TdP) represents a multifactorial clinical entity typically associated with drug induced long QT syndrome (DI LQTS) [1…

…or present with cardiac arrest, electrical or haemodynamic instability, or cardiogenic shock. UA itself is defined by a recent change in the pattern of myocardial…

…2023) : In a multicenter, randomized trial, the effects of extracorporeal cardiopulmonary resuscitation (ECPR) was compared to conventional CPR in patients with refractory out of hospital…

…ER (emergency room). Careful electrocardiographic and hemodynamic monitoring with ECG, central vein catheter and intra arterial catheter (A line) is warranted. Overview of vasopressors and…

…and circulation. 2. Give controlled oxygen with a target of 88 to 92 percent until the risk of hypercapnia has been assessed. 3. Take an…

…A short course (no more than 7 days) may be given to selected patients with an eGFR of 30 40 mL/min for lower urinary…

…usually 5–10 mL, with a longer needle so that the periosteum can be infiltrated generously — it is the periosteum that hurts, not the skin…

…examiner is experienced with the head impulse test; performed on the wrong patient or by an inexperienced examiner it is unreliable. A single central feature…

…half of ocular myasthenia, thereafter MuSK and LRP4 antibodies) and on neurophysiology (repetitive nerve stimulation with a decrement ≥ 10 % at 3 Hz, sensitivity about 75…

…managed DOAC therapy with no missed doses. A single missed DOAC dose makes the pretreatment inadequate and the cardioversion must be postponed. Alternative when more…

…in alcohol 5 mg/mL: clean with 3–4 swabs in wide circles and let it dry for a couple of minutes before the needle…

…deep unconsciousness with unreactive pupils, an altered breathing pattern, a rising blood pressure with bradycardia. A known or suspected intracranial space occupying lesion with mass…

…commonest error in paracentesis is not performing it. Every patient admitted with ascites should undergo a diagnostic paracentesis , because spontaneous bacterial peritonitis often lacks abdominal…

…systolic < 90 mmHg for 15 minutes, or a need for a vasopressor), obstructive shock or cardiac arrest with suspected pulmonary embolism. Urgent bedside echocardiography…

…for eGFR in adults Cystatin C based eGFR With an atypical muscle mass, or to confirm a creatinine based value The mean of creatinine and…

…that must be dealt with before the test Agent Action before the test : : Hydrocortisone Omit the evening and morning doses; a supraphysiological dose is tapered…

…apart. A wound through the full thickness of the dermis, particularly over joints and in cosmetically sensitive areas. Superficial wounds with well apposed edges, abrasions…

…critical, especially in individuals with near normal kidney function, alternative equations like the Chronic Kidney Disease Epidemiology Collaboration (CKD EPI) equation may offer improved accuracy…

…according to Bazett's formula. Note that a QTc interval 480 is always considered pathological. For patients with bundle branch blocks, the corresponding figure is…

…with high scores (≥33) are typically advised to undergo CABG due to better long term outcomes. Intermediate scores (23–32) require careful consideration by a…

…Alternative modalities — cardiac MRI, long term ambulatory monitoring, electrophysiological study, PET, SPECT, genetic profiling — add information but are too costly or invasive to screen a…

…inhibitor should begin with a comprehensive history and physical examination. Clinicians should inquire about historical clues suggesting alternative etiologies, such as a sensation of postnasal…

…established alternative to aspirin. In patients with previous MI, stroke, or peripheral arterial disease, clopidogrel produced a modest reduction in ischaemic events compared with aspirin…

…accelerating pattern of angina, with increasing frequency or severity Symptoms that awaken the patient from sleep Clinical assessment must be integrated with vital signs, a…

…is associated with serious short and long term outcomes. Its occurrence is associated with an approximately fivefold higher risk of periprocedural MI and a threefold…

…Addition of a PCSK9 inhibitor when the target remains unmet despite maximally tolerated statin therapy and ezetimibe. For patients with a recurrent atherothrombotic event while…

…associated with a greater relative advantage for CABG over PCI in multivessel disease. A British Cardiovascular Intervention Society myocardial jeopardy score is an alternative method…

…occur concurrently with acquisition of the initial ECG. Evaluation includes prompt measurement of vital signs and a focused examination directed toward both alternative diagnoses and…

…adenosine is considered safe for patients with narrow complex tachycardia (NCT). Adenosine typically causes a short lasting second or third degree AV block which may…

…A supraglottic airway is a reasonable alternative if a tracheal tube cannot be established. Nasopharyngeal airways may cause complications in patients with skull fractures (risk…

…beginning with 500 ml of normal saline over 5 10 minutes, adjusting based on response. If hypotension persists despite fluid and epinephrine administration, consider alternative…