…the patient down. Injection Needle Angle Maximum volume per site : : : : Deltoid, adult 23–25 G, 25 mm 90° 1–2 mL Deltoid, BMI 35 or…

…adrenaline , 2–5 mL. Needles: 21–25 G, 40 mm for subacromial and trochanteric injection; 25–27 G, 25 mm for the carpal tunnel, de…

…respond to maximal ACTH stimulation, and it is rarely the injection itself that determines whether the result can be interpreted. What decides that is whether…

…IV Dose Bolus injection : 5 to 15 mg every 5 to 15 minutes as necessary. Continuous infusion: Start infusion at 0.1 mg/min and…

…and Clinical Role Invasive coronary angiography (ICA) is a catheter based investigation that visualizes the coronary arterial tree after selective intracoronary contrast injection under fluoroscopy…

…infection or gastroenteritis at home Double or triple the oral daily dose during the days of illness (the patient's sick day rules) Vomiting or…

…Sterile gloves, sterile gauze, and a fenestrated drape for injection. A needle of 0.8–1.2 × 50 mm for large joints (knee, shoulder), 0…

…transdermal Dose Injection IV: • 150 μg in 1 ml vial. Dilute with 10 ml of normal saline and give by slow injection over 5…

…Injection of contrast media into the ventricle will instead reveal that the apical portion of the left ventricle is dilated (hence the term apical ballooning…

…be secured. Preparation and equipment Edrophonium 10 mg/mL, 1 mL (named patient product — order well in advance). Atropine 0.5 mg for premedication, plus…

…loosened or avulsed nail plate, or a damaged nail fold edge Nail avulsion and inspection of the nail bed, with suture of any nail bed…

…given. Oxygen with a mask and a bag available. The opioid drawn up in a 1 mL syringe at a known concentration, clearly labelled. A…

…for neurological, respiratory or haemodynamic failure that cannot be corrected quickly. Rapid sequence induction is used when intubation is required [1]. In salicylate poisoning, intubation…

…Adenosine is an endogenous nucleoside present throughout the body that interacts with G protein coupled A1 receptors located on the extracellular surface of cardiac cells…

…strut coverage. OCT has limited tissue penetration, generally approximately 1–3 mm, and may not show the EEM through substantial plaque or calcium. Blood clearance…

…in the intensive care unit or coronary care unit. Adenosine injection must be administered quickly (1 2 seconds), followed immediately by a rapid saline flush …

…of 5−20 μg/kg/min T½ 2 min • Avoid boluses. • Effective if bradycardia is caused by beta blockers. Dobutamine β 1 agonist Infusion…

…high risk of infection. Approximately 20% of all endocarditis affect people with valve prostheses and among other cases 18% show significant valvular disease. Table 1…

…infection and organ dysfunction must therefore be managed as neutropenic sepsis even if the temperature criterion is not met. The first hour Step Action : : 1…

…will heal badly however neatly the suture is placed. The commonest cause of wound infection is retained contamination, not poor suture technique — and the commonest…

…change of treatment. Common precipitants are viral infection, bacterial infection and air pollution, but often no definite trigger can be identified [1,2]. Ask specifically…

…particularly in patients with marked tolerance. The most important measures in severe or complicated withdrawal are: 1. A benzodiazepine in a sufficient and repeated dose…

…median nerve lies close by. Preparation and equipment Arterial catheter, usually 20 G in an adult; a smaller size in children. A set with an…

…low platelet counts, followed by compression. Infection in the skin overlying the puncture site. Previous pelvic irradiation on the intended side (yields fibrotic, unrepresentative marrow…

Procedurer What determines the outcome of a central venous catheter insertion is decided before the needle goes in: the choice of site, the use of…

…effectively excludes heart failure D dimer < 0.5 mg/L FEU Age adjusted threshold: age × 0.01 above 50 years INR 0.9–1…

…work of breathing with impending exhaustion. Threatened airway obstruction: inhalation injury, anaphylaxis, deep neck infection, an expanding haematoma, facial trauma. An anticipated course requiring a…

…Sampling for a suspected sexually transmitted infection — although chlamydia and gonorrhoea can be tested on urine or a self taken vaginal sample without a speculum…

…Suspected subarachnoid haemorrhage with a normal or non diagnostic CT. Suspected neuroborreliosis, neurosyphilis or another CNS infection. Suspected inflammatory disease: multiple sclerosis, Guillain–Barré syndrome…

…spread of infection A small or uncooperative child Movement causes injury Preparation and equipment Otoscopy: an otoscope with a charged battery and clean disposable specula…

…be given intravenously , at the same dose. Blood samples can be taken at insertion; a blood gas and electrolytes can be interpreted, but some laboratories…

…between regions. Common practice is correction at an INR above 1.5 and a platelet count below 50 × 10⁹/L before drain insertion, while diagnostic…

…wait for complete diagnostic certainty. Sepsis is defined as life threatening organ dysfunction caused by a dysregulated host response to infection. Clinically this usually corresponds…

…surgery 1 month Neurosurgery or an intracranial aneurysm Contact the responsible specialist An aortic aneurysm 6 cm Relative — avoid forced manoeuvres An ongoing respiratory infection…

…Dose Injections • IV: 10–40 mg every 4–6 hours • IM: 10–20 mg every 4–6 hours. Infusion • Afterload reduction : Start infusion at 1…

…minutes Duration of action 2 to 4 hours Delivery IV Dose Can be given as repeated intravenous bolus injections or as a constant dose infusion…

…Data on the natural history of COVID 19 relies on small samples of hospitalized patients. Most reports have suggested that comorbidities – e.g. cardiovascular disease…

…causally responsible. This distinction is important because AKI after a contrast study frequently occurs in patients with several simultaneous renal insults. Infection, hypovolaemia, cardiac dysfunction…

…inclisiran permits subcutaneous administration only twice yearly, an important practical distinction from therapies requiring monthly or biweekly injections. Inclisiran is used as an adjunct to…

…abscess, a markedly unwell patient with fever and systemic upset, suspected necrotising soft tissue infection, a child who cannot tolerate the procedure while awake. Suspected…

…to alteplase and is simpler to administer, since the whole dose is given as a bolus [1,2]. In a meta analysis of three phase…

…<15 : : : : : : Benzylpenicillin 1 3 g three times daily 1 3 g three times daily 1 3 g three times daily 1 3 g twice daily…

…individual assessment; certain tumour types are not a bar). Untreated generalised infection, or certain transmissible agents according to the current transmission risk assessment. In DCD…

…kg) 10 days or benzylpenicillin 1–3 g × 3 IV Extensive furunculosis flucloxacillin 1 g × 3 10 days Wound infection flucloxacillin 1 g × 3 7…

…10–21 mmHg). Tonometry is contraindicated with suspected perforation or infection. Removal Proceed from the least to the most invasive technique. 1. Irrigate with sterile…

…few days. Principles Insulin component Function Who needs it : : : Basal insulin (intermediate or long acting) Covers fasting glucose production Everyone with type 1 diabetes, always…

…Septic phlebitis, ongoing soft tissue infection with systemic involvement. Relative: Condition Adaptation : : ABI 0.5–0.79 Reduced compression (20–30 mmHg) under vascular surgical…

…step : : Unlikely D dimer. A negative D dimer excludes pulmonary embolism Likely CT pulmonary angiography straight away. A D dimer must not be used to…

…Diagnostic question Method Comment : : : Pigmented lesion, suspected melanoma Excision with a 1–3 mm margin, down into the subcutis Never a shave — the depth must…

…pacing: the relative contraindications are the same as for a central venous catheter — coagulopathy, infection at the puncture site, known thrombosis in the target vein…

…Clinical classification The clinical classification comprises five groups: Group 1: Pulmonary arterial hypertension Group 2: PH due to left heart disease Group 3: PH due…

…schizoaffective disorder, HIV infection or other circumstances that may affect cessation or treatment monitoring. Single question screening can identify unhealthy drug use requiring counselling regarding…

…muscle disease or a personal or family history of muscle disorders Acute infection Renal or hepatic impairment Hypothyroidism Vitamin D deficiency Concomitant interacting medications The…

Procedurer The insertion itself is rarely the difficult part — it is the confirmation of the position that determines whether the tube is safe. A misplaced…

…is considered only after a life threatening ingestion of a highly toxic substance, where the patient arrives within about 1 hour (a liquid preparation) or…

…straightforward: ultrasound to find the fluid, an insertion site in the left lower quadrant lateral to the rectus sheath, and a cell count plus albumin…

…varies widely and may involve intrinsic cardiac disease, extrinsic systemic conditions, or pharmacologic effects. Inflammatory heart disease, caused by infections (viral, bacterial, protozoal, fungal, parasitic)…

…most often enzyme induction by alcohol or drugs and is often of no clinical significance. Synthetic function and prognosis Child–Pugh Parameter 1 point 2…

…antibody directed against interleukin 1β, provided proof of concept but was not developed for routine coronary prevention because of fatal infections and high cost…

…income countries, presumably because streptococcal infections are treated very liberally. Figure 1 shows the aortic valve in PSAX (parasternal short axis view). Figure 1. The…