31 träffar

ArticleProcedurer
Reduction of dislocations

…patient resists internal rotation. Check the axillary nerve: sensation over the lateral part of the deltoid before and after the reduction , together with the distal…

ArticleProcedurer
Paracentesis

…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…

ArticleProcedurer
Soft tissue corticosteroid injection

…time limited pain relief and rarely alters the natural history of the disease. In lateral epicondylitis the effect is in fact worse than no treatment…

ArticleMyocardial ischemia and infarction
Posterior acute myocardial infarction (STEMI)

…The heart is rotated 30° to the left in the thorax. This positions the basal portion of the left lateral wall posteriorly in thorax (Figure…

ArticleProcedurer
Dix–Hallpike test and Epley manoeuvre

…reversal of the nystagmus is common. 6. Repeat on the left side. A positive test in the posterior canal is characterised by: A latency of…

ArticleReferensvärden
ECG parameters

…to −90° Left axis deviation — left anterior fascicular block, inferior infarction, hypertrophy +90° to +180° Right axis deviation — right ventricular strain, lateral infarction, left posterior…

ArticleEchocardiography
Mitral valve stenosis

…and P3 (posterior or lateral scallop). Figure 1. Anatomy of the mitral valve The leaflets are connected to the papillary muscles via chordae tendineae (Figure…

ArticleEchocardiography
Performing Echocardiographic Examinations

…left lateral decubitus position. This affects images obtained in apical windows (refer to Standard Transthoracic Echocardiogram: Complete Imaging Protocol). Nevertheless, there are obvious benefits of…

ArticleEchocardiography
Two-dimensional (2D) echocardiography

…ms) to generate. As illustrated previously (Axial and lateral resolution of the ultrasound image) line density diminishes with increasing distance from the transducer. Figure 2…

ArticleProcedurer
Ankle-brachial index (ABI)

…cm above the tip of the malleolus. 3. Dorsalis pedis artery — the signal is sought on the dorsum of the foot lateral to the extensor…

ArticleProcedurer
Bone marrow aspiration and biopsy

…What usually ruins the examination is not the technique but the handling of the specimen — an aspirate that clots before the smears are made is…

ArticleProcedurer
Cryotherapy of skin lesions

…superficial nerves (the lateral aspects of the fingers, the ulnar groove, the neck of the fibula). The eyelid margins, the cartilage of the nasal tip…

ArticleProcedurer
Drugs in the emergency setting

…is available; in VF/VT only after the 3rd defibrillation 0.01 mg/kg (0.1 mL/kg of 0.1 mg/mL), maximum 1…

ArticleProcedurer
Joint aspiration

…5 mg/mL: clean with 3–4 swabs in wide circles and let it dry for a couple of minutes before the needle is inserted…

ArticleProcedurer
Lumbar puncture

…the threshold, but the threshold varies between regions. Infection of the skin over the puncture site. Marked haemodynamic instability — stabilise the patient first. CT before…

ArticleECG
The electrical axis of the heart (ECG axis)

…contraction. The direction of the depolarization (and thus the electrical axis) is generally alongside the heart's longitudinal axis (to the left and downwards). Figure…

ArticleEchocardiography
M-mode (motion mode) echocardiography

…Left atrial dimension. TAPSE (Tricuspid Annular Plane Systolic Excursion) TAPSE is traditionally measured by placing the M mode cursor at the lateral tricuspid annulus from…

ArticleEchocardiography
The Coronary Arteries

…area ). The LAD supplies the large anteriosuperior wall (often referred to as the anterior wall ) and the apical part of the lateral wall . The LAD…