60+ träffar

ArticleProcedurer
Ankle-brachial index (ABI)

…the other arm. 2. Ankle pressure. Place the cuff just above the malleoli, with its lower edge about 2 cm above the tip of the…

ArticleGastroenterologi & hepatologi
Upper gastrointestinal bleeding: quick reference

…the first instance. Give small boluses, for example 250 to 500 mL, with immediate reassessment of the blood pressure, pulse, peripheral perfusion, mental state and…

ArticleReferensvärden
Intensive care parameters

…raises the intracranial pressure. Circulation Parameter Target Comment : : : MAP ≥ 65 mmHg 80–85 mmHg in chronic hypertension or when there are signs of inadequate perfusion…

ArticleReferensvärden
Blood pressure

…Classification of office blood pressure Category Systolic Diastolic : : : : : Optimal < 120 and < 80 Normal 120–129 and/or 80–84 High normal 130–139…

ArticleCardiology
Blood Pressure Targets in Older and Frail Adults

…Consequently, isolated systolic hypertension and widening pulse pressure are common in later life. These changes contribute to the complexity of defining an appropriate treatment target…

ArticleKunskapsbas
🟠 Mean arterial pressure (MAP) calculator

…CO × SVR) + Central Venous Pressure (CVP) This equation illustrates that MAP is determined by the volume of blood the heart pumps and the resistance encountered…

ArticleInfo
🟠 Inotropes and Vasopressors

Info Inotropes and vasopressors Vasopressors induce vasoconstriction and increase mean arterial pressure (MAP). Inotropes increase cardiac contractile force (contractility). Several endogenous and synthetic agents exist…

ArticleCardiology
Secondary Hypertension: When and How to Investigate

…blood pressure Other cardiovascular risk factors and relevant comorbidities Evidence of hypertension mediated organ damage Existing cardiac, cerebrovascular, or renal disease The possibility of a…

ArticleCPR
Cardiac arrest due to hypoxia and asphyxia

…pulmonary disease (COPD) Bronchospasm (asthma) Other : Coma Central hypoventilation syndromes Neuromuscular diseases Anemia The natural course of asphyxia Should ventilation be entirely inhibited (as seen…

ArticleCardiology
Levosimendan (Simdax, Simendan) in acute heart failure

…3) modulation of sarcolemmal and mitochondrial potassium ATP channels. Levosimendan alleviates heart failure symptoms, increases cardiac output, and lowers pulmonary artery pressure without increasing myocardial…

ArticleProcedurer
Exercise stress test on cycle ergometer

Procedurer The value of the exercise test lies not in ST depression alone but in the overall picture : exercise capacity, symptoms, blood pressure response, heart…

ArticleKunskapsbas
🟠 Nitroglycerin

…min to desired blood pressure. Maximum dose: 100 μg/min. Time to onset of action: 2 to 5 minutes Duration of action: 5 to…

ArticleCardiology
Metabolic Syndrome: Definition and Clinical Significance

…clustering of cardiometabolic abnormalities centred on abdominal adiposity, insulin resistance, dyslipidaemia, elevated blood pressure and impaired glucose regulation. Diagnosis is based on the coexistence of…

ArticleCardiology
Resistant Hypertension: Evaluation and Treatment

…blood pressure despite multidrug treatment rather than through specific symptoms. The clinical importance lies in its association with: Increased cardiovascular disease risk; Greater risk of…

ArticleProcedurer
CPAP and non-invasive ventilation (NIV)

…Choice of method and settings Condition Method Starting pressure Escalation Oxygen target : : : : : Cardiogenic pulmonary oedema CPAP 5–7.5 cmH₂O Increase in steps of 2…

ArticleProcedurer
Eye examination and corneal foreign body

…globe — because a perforated eye must never be instrumented, have its pressure measured, or be palpated. Indications A sensation of something in the eye, watering…

ArticleKardiologi
Hypertensive crisis: drugs and doses

…Condition Overall strategy Common first choices : : : Acute aortic syndrome Immediate rate control and rapid reduction of the systolic blood pressure towards 100 to 120 mmHg…

ArticleKunskapsbas
🟠 Clonidine

…pressure lowering effect. Pain relief. Delivery IV, IM, PO, transdermal Dose Injection IV: • 150 μg in 1 ml vial. Dilute with 10 ml of…

ArticleKunskapsbas
🟠 Enalaprilat

…metabolite (ester) of enalapril, an angiotensin converting enzyme (ACE) inhibitor. Enalaprilat lowers blood pressure by inhibiting ACE. Effects • The hypotensive effect of enalaprilat depends on…

ArticleKunskapsbas
🟠 Esmolol

…beta adrenergic receptor blocker. • Esmolol lowers blood pressure immediately (within 1 minute) • Esmolol may also be used to control supraventricular tachycardia (rate control). • Esmolol may…

ArticleKunskapsbas
🟠 Fenoldopam

…Indications Short term management of hypertension, including hypertensive emergency. Mechanism of action • Systemic Dopamine 1 (D1) receptor agonist. • Lowers blood pressure while maintaining or increasing…

ArticleKunskapsbas
🟠 Metoprolol

…Less pronounced blood pressure lowering effect than esmolol and labetalol. Time to onset of action 20 minutes Duration of action 5 to 8 hours Delivery…

ArticleKunskapsbas
🟠 Nitroprusside

…Effects Potent blood pressure lowering. Antianginal effect. Reduces afterload and preload. Effective in pulmonary edema. Can produce severe hypotension. Time to onset of action 30…

ArticleKunskapsbas
🟠 Phentolamine

…Indications Hypertensive crisis. Mechanism of action Phentolamine is a non selective alpha adrenergic blocker. Phentolamine reduces blood pressure while increasing catecholamine activity. Effects Primarily causes…

ArticleEmergency medicine
Chest Pain in the Emergency Department: Diagnostic Pathways

…The emergency evaluation of non traumatic chest discomfort is structured around three principal diagnostic categories: Myocardial ischaemia , particularly acute coronary syndrome (ACS). Other cardiopulmonary causes…

ArticleCPR
Cardiac arrest due to pneumothorax

…a lack of lung tissue) and its impact on cardiac function. Clinically, patients may present with: Absent breath sounds on the affected side Crepitus Subcutaneous…

ArticleEchocardiography
Hemodynamic principles and calculations

…these can be leveraged to calculate stroke volume, cardiac output, pressure conditions, severity of stenoses and regurgitations, etc . These calculations are based on simple mathematical…

ArticleCardiology
Hypertensive emergency (crisis)

…heart failure. • Clevidipine can cause reflex tachycardia. • Contraindicated in severe aortic stenosis due to risk of hypotension. Clevidipine doses and administration in hypertension. Nicardipine Drug…

ArticleProcedurer
Abscess incision and drainage

…pseudoaneurysm Surgeon, ultrasound first Other situations that argue for the operating theatre rather than the emergency room: a very large or deep abscess, a markedly…

ArticleProcedurer
Arterial line

…sterile drape, sterile gloves, mask and cap. Lidocaine 10 mg/mL for local anaesthesia in the awake patient — the anaesthetic also improves the chance of…

ArticleProcedurer
Casting and immobilisation

…does not feel the pressure sore. Preparation and equipment Material Comment : : Stockinette Innermost against the skin, protects against the edges of the cast Padding The…

ArticleProcedurer
Central venous catheter

…plasmapheresis or other extracorporeal therapy (requires a large bore dialysis catheter, not an ordinary triple lumen catheter). Measurement of central venous pressure and central venous…

ArticleAkutsjukvård
Delirium in older adults: quick reference

…care [1,2]. The condition is associated with falls, aspiration, pressure sores, loss of function, longer length of stay, institutional care, readmission, cognitive decline and…