…and sterile gel. Chlorhexidine in alcohol 5 mg/mL for skin disinfection. Allow it to air dry completely before puncture. Maximal barrier precautions: cap, mask…

…Often painless (neuropathy) Surrounding skin Hyperpigmentation, oedema, lipodermatosclerosis, eczema Pale, hairless, atrophic, cold Dry, hyperkeratotic Pulses Palpable Weak or absent May be palpable despite ischaemia…

…a biopsy for direct immunofluorescence). Suspected cutaneous vasculitis, lymphoma or granulomatous disease. A treatment resistant rash without a definite diagnosis. Choice of technique Diagnostic question…

…Dark skin: a risk of permanent hypopigmentation. Areas with poor circulation, above all the lower leg in a patient with peripheral arterial disease or diabetes…

…that can cause life threatening compromise of the airway, breathing or circulation. Skin symptoms may be absent, and circulatory shock does not have to be…

…edge or a fold presses on a bony prominence until the skin breaks down. An acute, fresh injury is therefore immobilised in a backslab or…

…these measurement points are the skin electrodes. Thus, the electrical potential difference is the difference in the electrical potential detected by two (or more) electrodes…

…along the skin tension lines and make it long enough — as a rule of thumb, along the whole length of the abscess or at least…

…and in people under 18 years of age, where iso BMI or percentile charts should be used. Waist circumference Measure the waist between the lowest…

…the periosteum that hurts, not the skin. Aspiration needle (iliac crest or sternal needle with stylet) and a Jamshidi type biopsy needle. Syringes: a small…

…blood contact. An alcohol or chlorhexidine swab. Let the skin dry completely before inserting the needle — alcohol carried in with the needle stings. Needles of…

…Examine the joint, locate the effusion and mark the puncture site with a pen or an indentation from a fingernail before cleaning the skin. 2…

…too soft to pass through the skin on its own. Local anaesthesia: lidocaine 10 mg/mL, a millilitre or two intracutaneously and along the needle…

…to a maximum of about 8 mm. 5. Follow a systematic order: the skin of the ear canal → the colour and translucency of the…

…G needle for the skin weal and a 21 G needle for the deeper layers. Diagnostic aspiration: a 21 G (green) or 22 G needle…

…with an effect equivalent to sedation and fewer adverse effects Digital nerve block The standard in finger dislocation Procedural sedation Propofol, ketamine or a combination…

…Contraindications Absolute: Cellulitis, a skin wound or other infection over the injection site. Bacteraemia or suspected septic bursitis or arthritis. A joint prosthesis in the…

…asthma attacks, angioedema, or urticaria with NSAIDs). Alcohol consumption may increase the risk of gastrointestinal bleeding. Serious skin reactions (e.g., Stevens Johnson syndrome, toxic…

…including the liver, lung, fat, and skin, with myocardial concentrations reaching 10 to 50 times those found in plasma. Plasma clearance is low, renal excretion…

…As a result, the electrical currents produced by the myocardium are transmitted through the body to the skin, where they can be detected using electrodes…

…contains the electronics, a battery , and one or two leads . The pulse generator generates the electric current needed to stimulate the myocardium. The current is…

…young individuals. The severity of symptoms and presence of high risk arrhythmias on ECG guides the management of non acute or asymptomatic bradyarrhythmia. In patients…

…night , or alternatively every 15 and every 30 minutes respectively. Instruct the patient to stop, keep the arm still and lowered at each measurement, and…

…leg. If the signal is uncertain or borderline, the fibular artery can also be sought anterior to the lateral malleolus. Calculation: for each leg, the…

…be confused with a venous access. Indications Continuous blood pressure monitoring in haemodynamic instability or during ongoing vasoactive treatment. Conditions in which blood pressure must…

…Skin and soft tissue Diagnosis Agent Dose Duration : : : : Erysipelas phenoxymethylpenicillin 1 g × 3 (2 g × 3 if weight 90 kg) 10 days or benzylpenicillin 1…

…or by 25–50 W every third minute. Adjust so that the total exercise time is 8–12 minutes — a shorter test gives insufficient information…

…the flap of skin that extends from the proximal fold over the base of the plate. Preparation and equipment Chlorhexidine in alcohol or an iodine…

…aiming for within 60 minutes 8 Give oxygen, fluid and a vasopressor according to the sepsis pathway when needed 9 Contact the haematologist or oncologist…

…often lacks abdominal pain and peritonism and instead presents as encephalopathy, renal failure or simply deterioration. The procedure itself is straightforward: ultrasound to find the…

…most superficially, where the distance from the skin is shortest, and where no liver, lung or vessel lies in the path of the needle. Access…

…treatment matters more than the antidote [1,2]. Telephone your national or regional poison control centre , which in most countries is staffed around the clock…

…below 65 mmHg or the hypotension is marked. Do not wait for a central venous catheter Continuously Reassess the mental state, capillary refill, skin temperature…

…a benzodiazepine (midazolam or diazepam) is the commonest combination; propofol is used in units with airway expertise. Procedure 1. Dry the skin and shave where…

…without being found. Indications A traumatic wound that gapes and cannot be expected to heal with good function or cosmesis without apposition. A wound that…

…pain The presence and extent of sensory loss Any motor deficit or paralysis Skin colour and temperature Capillary refill and venous filling Pulses proximal and…

…recommended for medical professionals. Evaluation of skin color is not necessary to confirm cardiac arrest. Skin color is pale or cyanotic, but this may be…

…this demographic on a global scale. Numerous substances possess the potential to induce cardiac arrest or cause profound cardiopulmonary depression. Table 1 delineates substances for…

…due to the gel. One or two fingers may be placed gently on the skin to fix the position of the transducer. The ultrasound gel…

…across the patient’s skin to a new position. Rock : Within the same imaging plane, the transducer changes orientation either toward or away from the…

…emitted in 1 to 2 milliseconds. These sound waves travel through the skin, chest, pericardium, myocardium, etc. In the transition between each medium (tissue, blood…