…and sickle cell disease. The classification also recognizes vasoreactivity subgroups among patients with idiopathic PAH, including acute responders and non responders. Left heart disease is…

…of hypoxia and respiratory failure. In placebo controlled trials, respiratory depression was no more common — and sometimes less common — after a benzodiazepine than with continued…

…severe airflow obstruction pH below 7.35 with raised pCO₂ Acute or acute on chronic hypercapnic respiratory failure Rapidly falling pH An urgent ventilatory problem…

…risk. These instruments incorporate haemodynamic and respiratory variables such as tachycardia and hypoxaemia, together with age and comorbidities including active cancer and cardiopulmonary disease. Cl

…Usually at least 92 percent May be below 92 percent Hypoxaemia despite oxygen Auscultation Wheeze with preserved air entry Marked wheeze or reduced air entry…

…arrest. The most common acute symptoms are dizziness (pre syncope), hypotension (chock), syncope, chest pain, heart failure and cardiac arrest. In cases with intermittent symptoms…

…postoperative hypoxaemia. Hypoxaemic failure where high flow nasal oxygen is insufficient and the carbon dioxide is normal. Bilevel NIV: Acute exacerbation of COPD with respiratory…

…crisis. Contraindications There are no absolute contraindications in hypoxaemia. Take particular care in: A risk of hypercapnic respiratory failure — COPD, severe obesity with hypoventilation, neuromuscular…

…acute heart failure, or pulmonary oedema. Patients may present with chest pain, severe breathlessness, hypoxaemia, rales, or respiratory distress. In patients with HFpEF, acute hypertension…

…respiratory failure with severe hypoxaemia, severe anaemia, and hypotension or shock. Conversely, mechanisms that increase myocardial oxygen demand include sustained tachyarrhythmia and severe hypertension, with…