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🟠 Nitroglycerin

…Flushing. Palpitations. Tolerance with prolonged use. Methemoglobinemia. Hypoxemia. Caution Proceed with caution in afterload dependent conditions. Nitroglycerin doses and administration in hypertension (hypertensive crisis/emergency).

Assessment of Pacemaker Malfunction

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

Sinus node dysfunction (SND) and sick sinus syndrome (SSS)

…procainamide). Hypoxia (hypoxemia) Hyperkalemia. Hyperthermia Increased intracranial pressure Irreversible causes of sinus node dysfunction Age related degenerative disease (fibrosis) Myocardial ischemia/infarction Lesions due to…

Ventricular fibrillation, pulseless electrical activity and sudden cardiac arrest

…Electrolyte disorders, acidosis, hypoxemia and ischemia all aggravate the risk of developing ventricular fibrillation, in any situation. ECG features of ventricular fibrillation The ECG shows…

Acute severe asthma in adults: quick reference

…exertion. 2. Attach continuous pulse oximetry and an ECG. 3. Give oxygen in hypoxaemia. 4. Start an inhaled short acting β2 agonist immediately. 5. Add…

CPAP and non-invasive ventilation (NIV)

…the IPAP against hypercapnia SpO₂ 88–92% Hypoxaemic failure without hypercapnia CPAP or high flow nasal oxygen 5–10 cmH₂O According to oxygenation requirement SpO₂…

Oxygen therapy

…gas, not by the diagnosis alone. Indications Hypoxaemia: a saturation below the target range, or a PaO2 below 8 kPa on an arterial blood gas…

Type 2 Myocardial Infarction: Mechanisms and Management

…especially in young women. Non coronary mechanisms that reduce oxygen supply include severe bradyarrhythmia, respiratory failure with severe hypoxaemia, severe anaemia, and hypotension or shock…

Acute exacerbation of COPD: quick reference

…failure New drowsiness, confusion or agitation Suspect hypoxaemia or hypercapnia Cyanosis or saturation below target despite oxygen Severe impairment of gas exchange Hypotension, cool peripheries…

Endotracheal intubation

…cm (1 point), coma (1 point), severe hypoxaemia below 80 % (1 point), and the intubator not being an anaesthetist (1 point). A score of 3…

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