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Dix–Hallpike test and Epley manoeuvre

…minute or so, that are provoked by a change of position — turning over in bed, lying down, standing up, tilting the head backwards. A symptom…

Otoscopy and ear syringing

…Diabetes, immunosuppression A risk of necrotising otitis externa Anticoagulant treatment Bleeding into the ear canal Previous radiotherapy to the head and neck Fragile skin, poor…

Cardiac amyloidosis

…heart sound is rarely heard due to restrictive pathophysiology and impaired ventricular relaxation [10]. There is also an increased risk of intracardiac thrombus and stroke…

Cardiac Tamponade: Recognition and Pericardiocentesis

…paradoxus. Tamponade is therefore characterized haemodynamically by elevation and near equalization of diastolic pressures in the cardiac chambers, with chamber pressures approaching intrapericardial pressure. The…

Resistant Hypertension: Evaluation and Treatment

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

Spirometry

…investigation that distinguishes obstructive from restrictive impairment of lung function, and COPD cannot be diagnosed without it . The quality of the test determines its entire…

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…

Constrictive pericarditis: definition, causes, diagnosis & echocardiography

…thickness of the pericardium can be measured and in most cases, a thickening is noted. Table 1 presents the similarities and differences between restrictive cardiomyopathy…

Brugada Syndrome: Diagnosis & SCD Prevention

Cardiology Introduction Since its initial description in 1992 as a syndrome of right bundle branch block, ST segment elevation, and sudden cardiac death (SCD), Brugada…

Dilated Cardiomyopathy (DCM): Definition, Types, Diagnostics & Treatment

…fraction is reduced). Left ventricular diastolic function may be normal or exhibit a restrictive pattern (increased E/A ratio and rapid deceleration time; see Diastolic…

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