…the eGFR stages and albuminuria. Inflammation and infection Test Reference Comment : : : CRP < 3 mg/L Rises within 6–8 h, half life about 19…

…up of unexplained iron, B12 or folate deficiency when blood tests are insufficient. Contraindications Severe coagulopathy or ongoing anticoagulation — correct this first . Thrombocytopenia, by contrast…

…in which the patient reaches hospital early. The benefit of both methods falls steeply with the time since ingestion, and both can harm the patient…

…A markedly raised GGT with the other tests normal is most often enzyme induction by alcohol or drugs and is often of no clinical significance…

…121:Ethylene Glycol 122:leethanol Heavy metals Chelating substances Ionizing radiation Potassium iodide Iron Deferoxamine Isoniazid Pyridoxine (Vitamin B6) Methanol Fomepizoleethanol Methemoglobin forming substances Methylene…

…energy source in all cells]). The heart consumes approximately 30 kilograms of ATP per day (Neubauer et al), which is about 100 times its weight…

…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…

…pain relief is a diagnostic finding — and appears to reduce the risk of a post injection flare. Lidocaine 10 mg/mL without adrenaline is used…

…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…

…2 minutes Duration of action 10 to 30 minutes Delivery IV Dose Bolus injection : 5 to 15 mg every 5 to 15 minutes as necessary…

…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…

…opposite in each case. Equivalent doses Agent Equivalent glucocorticoid dose Mineralocorticoid effect Biological half life : : : : Hydrocortisone (cortisol) 20 mg Marked Short, 8–12 hours Prednisolone…

…the samples are sent correctly. A corticosteroid must never be injected into a joint in which infection has not been excluded. Indications Acute monoarthritis in…

…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…

…a further 8 mg intravenously , slowly. Rapid injection increases the risk of nicotinic effects with paradoxically increasing weakness. 6. Assess the chosen finding continuously during…

…from the dorsal aspect, one injection medial and one lateral to the base of the phalanx, 2–3 mL on each side, with the needle…

…of 10 mg/mL makes small adjustments impossible. Procedure Intravenous titration in acute severe pain Practical points during titration: Give the injection slowly over at…

…skin, smell, injection marks, medication patches and trauma. Remove contaminated clothing and wash the skin after external exposure A low Glasgow Coma Scale is not…

…before the drug is eliminated. A flush should immediately follow the bolus injection to ensure rapid delivery to the central circulation. If the drug is…

…backscatter of the light signal. Imaging is therefore typically performed during contrast injection or another method of temporary blood displacement. OCT is particularly useful for…

…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 …

…aminophylline Adenosine receptor antagonist, phosphodiesterase inhibitor. Exact mechanism is unknown. 100−200 mg slow iv injection. Rarely used. Glucagon Counteracts beta blockers. An antidote to…

…Infections are difficult to heal because the heart valves are not vascularized and therefore it is difficult for the immune system to reach the bacteria…

…Lathundar Key message Fever in a neutropenic patient is an emergency. Infection can progress rapidly, while the typical local signs of inflammation may be faint…

…anaesthesia Agent Onset Duration Comment : : : : Lidocaine 10 mg/mL Rapid 1–2 hours The standard choice Lidocaine 10 mg/mL with adrenaline 5 µg/mL…

…accessory respiratory muscles or paradoxical abdominal breathing Impending muscle fatigue Respiratory rate above 25 to 30 per minute Increased risk of ventilatory failure New drowsiness…

…as carbohydrate administration. 3. Rapid identification of seizures, delirium tremens, infection, trauma and metabolic disturbance. 4. Monitoring at the appropriate level of care , with readiness…

…Assessment of stroke volume variation as part of fluid management. Contraindications Infection, burn or trauma over the insertion site. Insufficient collateral circulation to the hand…

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…

…of 3 or more indicates a difficult intubation — call for help and get out the videolaryngoscope and plan B before you give the induction agent…

…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…

…150–200 mL/min Trauma, major surgery 18 G Green 90–100 mL/min Blood transfusion, contrast medium 20 G Pink 55–65 mL/min…

…coagulopathy or thrombocytopenia Relative Ongoing anticoagulant treatment — plan the aspiration for the trough level or pause the drug according to local practice Relative Skin infection…

…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…

…aortic aneurysm 6 cm Relative — avoid forced manoeuvres An ongoing respiratory infection with a risk of transmission Until symptom free Haemoptysis of unclear cause Until…

…Delivery IV or IM. Dose Injections • IV: 10–40 mg every 4–6 hours • IM: 10–20 mg every 4–6 hours. Infusion • Afterload reduction…

…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…

…in increased levels of circulating pro inflammatory cytokines that may cause plaque rupture (i.e the risk of atherosclerotic plaque rupture is increased during infections)…

…renal insults. Infection, hypovolaemia, cardiac dysfunction, haemodynamic instability, anaemia and other nephrotoxic exposures may contribute to tubular injury, making attribution to contrast alone difficult. In…

…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…

…window: perform advanced imaging according to the local protocol. 11. Document weight, agent, dose, time of the bolus and the blood pressure before administration. 12…

…patients with an eGFR of 30 40 mL/min for lower urinary tract infection. At an eGFR <30 mL/min the antibacterial effect is lost…

…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…

…infection cefotaxime 1–2 g × 3 IV Depends on the diagnosis Always assess the severity clinically, whatever the DS CRB65 score. Urinary tract Diagnosis Agent…

…Sterile cotton buds. An eye spud or a 25–27 G needle on a 2 mL syringe as a handle. A low speed rust ring…

…or injections Drugs for type 2 diabetes in inpatients Agent The acutely ill inpatient : : Metformin Stop in acute kidney injury, hypoxia, shock, before contrast studies…

…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…

…unless there is an absolute contraindication. The agent and dose are according to the local protocol. Alternatives when there is a contraindication: catheter directed treatment…

…stopped for small biopsies, but have diathermy or aluminium chloride available. Infection in the area to be biopsied. Hypersensitivity to local anaesthetics. Areas at high…

…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…

…heritable, drug associated, or associated with conditions such as systemic sclerosis, HIV infection, cirrhosis, and sickle cell disease. The classification also recognizes vasoreactivity subgroups among…

…Clinical presentation and assessment Identifying tobacco exposure Every cardiovascular assessment should establish: Current smoking status. Cigarettes smoked per day. Duration of smoking and cumulative exposure…

…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…

…over the insertion site Change the puncture site Preparation and equipment Ultrasound with a curved array probe. Sterile preparation (chlorhexidine in alcohol 5 mg/mL)…

…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)…