…in myocardial oxygen consumption associated with exercise. Chronic myocardial injury Long term heavy consumption can produce a cardiomyopathy, although the exact exposure threshold and duration…

…a lavage system, lukewarm fluid (tap water for adults, isotonic saline for children), a collecting vessel, a bite block, and powerful suction with wide bore…

…conceptual and lacks scientific evidence. As suggested by Heusch, [1] this may be due to the fact that interventions that appear to modify oxygen demand…

…chest wall deformity, severe bronchiectasis and cystic fibrosis. Here a lower target range and controlled delivery apply — not the withholding of oxygen. Previous bleomycin treatment…

…reduced partial pressure of oxygen in the blood. Asphyxia is characterized by insufficient ventilation, leading to hypoxia. Etiologies of hypoxic cardiac arrest : Trauma and injuries :…

…SVR = 80 × (MAP − CVP) / CO PVR = 80 × (mean PA − PCWP) / CO Oxygen delivery (DO₂) = CO × (1.34 × Hb × SaO₂ + 0.003 × PaO₂)…

…determines the outcome. Transfusion restores circulating volume, oxygen transport and haemostatic capacity, but it cannot compensate for an uncontrolled source of bleeding. Minimise the time…

…mechanisms that increase myocardial oxygen demand include sustained tachyarrhythmia and severe hypertension, with or without left ventricular hypertrophy. In patients with stable known or presumed…

…that is, a pH below 7.35 and a PaCO₂ above 6.0 kPa despite optimal medical treatment with bronchodilators, steroids and controlled oxygen. Acute…

…the immunosuppressed and patients with renal or hepatic failure can have subtle symptoms. Findings that suggest acute organ dysfunction Organ or system Finding : : CNS New…