60+ träffar

ArticleProcedurer
CPAP and non-invasive ventilation (NIV)

…CPAP delivers a constant pressure that recruits alveoli and unloads the heart, whereas bilevel NIV delivers pressure support above the expiratory pressure and thereby increases…

ArticleReferensvärden
ECG parameters

…mm) to 100 ms. Intervals and durations QTc — decision thresholds At a QTc above 500 ms: stop QT prolonging drugs, correct the potassium to 4…

ArticleKunskapsbas
🟠 Lipid lowering therapy after ACS

…not met with statins alone. PCSK9 Inhibitors: Added in cases where LDL C remains above the goal despite statin and ezetimibe therapy. Goal: Achieve LDL…

ArticleCardiology
Bempedoic Acid: Evidence and Clinical Use

…cholesterol (LDL C), particularly when statins cannot be tolerated or when LDL C remains above goal despite maximally tolerated therapy. It is a prodrug activated…

ArticleReferensvärden
Intensive care parameters

…< 20 kPa (150 mmHg), and permissive hypercapnia as long as the pH stays above about 7.20. Different targets apply when the intracranial pressure…

ArticleProcedurer
Laryngeal mask and difficult airway

Procedurer The laryngeal mask is the single most important tool when intubation fails, since it restores oxygenation without requiring a view down into the larynx…

ArticleProcedurer
Pericardiocentesis

…tachypnoea, cold periphery Almost always Pulsus paradoxus above 10 mmHg A fall in systolic blood pressure during inspiration; one of the most useful signs Low…

ArticleProcedurer
Short Synacthen test

…after pituitary surgery or radiotherapy, or with suspected suppression of the HPA axis after long term glucocorticoid treatment. A basal morning cortisol in the grey…

ArticleMyocardial ischemia and infarction
Posterior acute myocardial infarction (STEMI)

…which are reciprocal to posterior Q waves. As mentioned above, posterior myocardial infarction may be accompanied by inferior infarction if the occlusion affects both vascular…

ArticleCardiology
Resistant Hypertension: Evaluation and Treatment

…Other guideline formulations similarly define resistant hypertension as blood pressure above goal despite three or more antihypertensive drugs from different classes at maximally tolerated doses…

ArticleCPR
Cardiac arrest during sepsis

…a dose of 30 ml/kg. Should fluid resuscitation fail to maintain a mean arterial pressure (MAP) above 65 mmHg, consider the initiation of vasopressor…

ArticleEchocardiography
Continuous Wave Doppler (CW Doppler)

…atrium. Recall that velocities (flows) directed away from the transducer are displayed below the baseline and velocities towards the transducer are displayed above the baseline…

ArticleEchocardiography
Pulsed Wave Doppler

…using pulsed wave Doppler. Generally, velocities above 1.5 m/s to 1.7 m/s cannot be measured correctly. Figure 1. The difference between…

ArticleLungmedicin
Acute exacerbation of COPD: quick reference

…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…

ArticleProcedurer
Ankle-brachial index (ABI)

…Doppler probe at 45–60° to the skin. Inflate to 20 mmHg above the point at which the signal disappears, deflate slowly (2 mmHg/s)…

ArticleReferensvärden
Anthropometric measurements

…10 % over six months, a BMI < 20 in people under 70 years or < 22 above 70 years, and reduced food intake together form…

ArticleReferensvärden
Common laboratory tests

…0.5 mg/L FEU Age adjusted threshold: age × 0.01 above 50 years INR 0.9–1.2 APTT 28–40 s Fibrinogen 2…

ArticleProcedurer
Cryotherapy of skin lesions

…with poor circulation, above all the lower leg in a patient with peripheral arterial disease or diabetes — the wound may not heal. Over superficial nerves…

ArticleProcedurer
Electrical cardioversion

…region. Duration above the threshold or unknown: at least three weeks of adequate anticoagulation before cardioversion — an INR ≥ 2.0 checked weekly on warfarin, or…

ArticleEndokrinologi & metabolism
Inpatient insulin therapy: quick reference

…SGLT2 inhibitors and sulfonylureas. Basal insulin often reduced Corticosteroid treatment This causes marked hyperglycaemia above all in the afternoon and evening. Increase the mealtime insulin…

ArticleProcedurer
Oxygen therapy

…Flows above 6 L/min dry the mucosa without delivering more oxygen Simple face mask 5–10 L/min 35–60 % Never below 5 L…

ArticleProcedurer
Pleural aspiration and chest drain

…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…

ArticleReferensvärden
Renal parameters

…1 % suggests a prerenal cause, above 2 % acute tubular necrosis — but the value is unreliable during diuretic therapy, where a fractional excretion of urea below…

ArticleProcedurer
Urinary alkalinisation

…simple — bicarbonate and a look at the urine dipstick — but it fails routinely for one single reason: without normal potassium the urine cannot be alkalinised…

ArticleEmergency medicine
Acute Coronary Syndrome: Definitions and Initial Triage

…troponin attributable to myocardial ischaemia. UA presents with compatible ischaemic symptoms but without cardiac specific troponin elevation above the 99th percentile. The clinical presentation should…