ADHF is sudden worsening of heart failure symptoms including breathing difficulty and swelling. Can result from myocardial infarction, abnormal heart rhythms, infections, or thyroid disease. Chronic stable heart failure can easily decompensate from various causes
Oxygen therapy is medical use of oxygen for treatment. Commonly used in hospitals, EMS, and first aid. First became common around 1917. Essential medicine on WHO's List
Emphysema is permanent enlargement of airspaces distal to terminal bronchioles. COPD affects 385 million worldwide, causing 3 million deaths annually. Disease predominantly affects middle to late life due to smoking. Equal incidence between sexes now due to increased smoking and environmental factors
Hold mask out, rotate to face, place wider end at bottom. Secure strap behind head, keep between ears and head. Adjust mask until it forms seal around nose and mouth. Check oxygen flow by breathing and listening for hissing
Oxygen is a colourless, odourless gas present in Earth's atmosphere (21%). Medicinal oxygen is essential medicine with no substitution. Oxygen systems include production, storage, distribution and delivery supplies
HBOT boosts body's oxygen levels through high-pressure oxygen chambers. Treatment involves sitting in chamber for about two hours. Chambers can be monoplace (single person) or multiplace (multiple chairs)