13 träffar

ArticleCardiology
Cardiac Tamponade: Recognition and Pericardiocentesis

…larger size before producing haemodynamic compromise. As intrapericardial pressure rises, the right atrium and right ventricle are compressed, with elevation of their diastolic pressures. Right…

ArticleProcedurer
Blood transfusion and massive haemorrhage

…RhD negative blood (always RhD negative to women of childbearing age) while awaiting the result. Equipment A large bore peripheral cannula — at least 1.3…

ArticleProcedurer
Dix–Hallpike test and Epley manoeuvre

…a change of position — turning over in bed, lying down, standing up, tilting the head backwards. A symptom free interval between attacks, with possible residual…

ArticleCardiology
Brugada Syndrome: Diagnosis & SCD Prevention

…fraught with controversies, particularly regarding the risk stratification of asymptomatic patients, the prognostic utility of electrophysiological studies (EPS), and the transition from a purely device…

ArticleEchocardiography
Echocardiography in cardiomyopathies: an overview

…lead to obstruction of the LVOT (Hypertrophic Obstructive Cardiomyopathy, HOCM). Dilated cardiomyopathy (Dilated Cardiomyopathy, DCM) . Arrhythmogenic Right Ventricular Cardiomyopathy / Dysplasia (ARVC/ARVD) Restrictive Cardiomyopathy (RCM…

ArticleCardiology
Cardiac amyloidosis

…antihypertensives, should prompt clinical suspicion [1]. Cardiac Signs and Symptoms Patients often present with symptoms of predominant right heart failure, including lower extremity edema, ascites…

ArticleCardiology
Resistant Hypertension: Evaluation and Treatment

…restriction may therefore mimic pharmacological resistance or contribute directly to persistent hypertension. Resistant hypertension is associated with a higher likelihood of secondary hypertension and with…

ArticleProcedurer
Spirometry

…48 hours Smoking 1 hour Vigorous physical exertion 30 minutes A large meal 2 hours Withholding applies only to diagnostic spirometry with a reversibility test…

ArticleReferensvärden
Lung function and respiration

…FEV₁/FVC below the lower limit of normal (traditionally < 0.70). A restrictive pattern: a reduced TLC — this cannot be established with spirometry alone…

ArticleProcedurer
Otoscopy and ear syringing

…flaccida → signs of fluid (a level, bubbles, retraction or bulging). 6. Where needed, pneumatic otoscopy: a slight change of pressure with the bulb shows…

ArticleKunskapsbas
🟠 Left ventricular diastolic function

…restrictive filling (grade 3 dysfunction) Irreversible restrictive filling (grade 4 dysfunction) E/A ratio 1–2 1–2 <1 1–1.5 (not reversed with…