…resistant to resolution. Known predictors of cardiac arrest The only risk biomarker in genuinely widespread use is left ventricular ejection fraction (LVEF), measured by echocardiography…

…in left ventricular preload lead to a cascade of hemodynamic alterations which may culminate in cardiac arrest. Pulmonary embolism is causally related to deep vein…

…of the left ventricle is enhanced in LVH, which results in large R waves in left sided leads (V5, V6, aVL and I) and deep…

…of the face (nasal root, alae nasi, upper lip) Venous drainage towards the cavernous sinus Surgeon or ENT; often antibiotics Palm, fingers, tendon sheaths Deep…

…Assessment of healing potential in ulcers and before deciding the level of amputation. Contraindications There are no absolute contraindications. Refrain or modify in: Deep vein…

…Drug Standard dose Reduced dose and criterion : : : Apixaban 5 mg twice daily 2.5 mg twice daily if at least two of: age ≥80 years…

…and respiratory acidosis, or a markedly increased work of breathing with impending exhaustion. Threatened airway obstruction: inhalation injury, anaphylaxis, deep neck infection, an expanding haematoma…

…embolism or deep vein thrombosis. Acute myocarditis, pericarditis or endocarditis. Acute aortic dissection. Physical inability to perform the test safely. Relative: Condition Comment : : Left main…

…toe pressure < 30 mmHg. Decompensated heart failure — compression of both legs acutely increases preload. Untreated deep vein thrombosis in the acute phase. Septic phlebitis…

…drainage in idiopathic intracranial hypertension and in assessment before shunt surgery. Contraindications Clinical signs of herniation — deep unconsciousness with unreactive pupils, an altered breathing pattern…