…drainage is the treatment; antibiotics are normally neither necessary nor sufficient in an uncomplicated cutaneous abscess in an otherwise healthy person. There are two ways…

…haemolysis or bleeding Ferritin 15–300 µg/L (women 10–150) An acute phase protein — a normal ferritin does not exclude iron deficiency in the…

…service. Contraindications An expressed refusal by the deceased — in the donation register, on a donor card, or through statements made to the next of kin…

…required, in addition to the mealtime dose Never stop basal insulin in a person with type 1 diabetes , not even before fasting or an investigation…

…tubes in several sizes, an oropharyngeal airway and a nasopharyngeal airway. Surgical airway equipment out and opened in a known or suspected difficult airway: a…

…pressure. A value of around 0.9 to 1.0 or higher in an adult trauma patient suggests significant hypovolaemia and an increased transfusion requirement…

…block) : repeated cycles of gradually increasing PR interval until an atrial impulse (P wave) is blocked in the atrioventricular node and the QRS complex does…

…activity and cardiovascular benefit is curvilinear. The largest relative improvement occurs when an inactive person becomes even modestly active, while additional activity continues to confer…

…airways may cause complications in patients with skull fractures (risk of intracranial malposition of the tube) or coagulopathy (risk of bleeding). An advanced airway (tracheal…

…by anyone, including laypeople. As shown in Table 1, BLS is an exceptionally effective treatment, with a very low number needed to treat (NNT), indicating…