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ArticleContinous medical discussion: the ECG blog
A new ECG biomarker for sudden cardiac death

…resistant to resolution. Known predictors of cardiac arrest The only risk biomarker in genuinely widespread use is left ventricular ejection fraction (LVEF), measured by echocardiography…

ArticleCardiology
Pulmonary Embolism (PE)

…A substantial reduction in pulmonary perfusion and the subsequent reduction in left ventricular preload lead to a cascade of hemodynamic alterations which may culminate in…

ArticleProcedurer
Abscess incision and drainage

… risk of fistula Surgeon, often operative management Breast Cosmesis, milk ducts, malignancy differential Surgeon or mammography Sole of the foot Deep compartments Orthopaedic surgeon Close…

ArticleProcedurer
Ankle-brachial index (ABI)

…ulcers and before deciding the level of amputation. Contraindications There are no absolute contraindications. Refrain or modify in: Deep vein thrombosis in the leg — cuff…

ArticleProcedurer
Endotracheal intubation

…and respiratory acidosis, or a markedly increased work of breathing with impending exhaustion. Threatened airway obstruction: inhalation injury, anaphylaxis, deep neck infection, an expanding haematoma…

ArticleProcedurer
Exercise stress test on cycle ergometer

…embolism or deep vein thrombosis. Acute myocarditis, pericarditis or endocarditis. Acute aortic dissection. Physical inability to perform the test safely. Relative: Condition Comment : : Left main…

ArticleProcedurer
Lumbar puncture

…drainage in idiopathic intracranial hypertension and in assessment before shunt surgery. Contraindications Clinical signs of herniation — deep unconsciousness with unreactive pupils, an altered breathing pattern…

ArticleProcedurer
Skin biopsy — punch, shave and excision

…old Also take a biopsy for immunofluorescence Panniculitis Excision or a deep punch down into the fat A 4 mm punch is rarely sufficient Superficial…

ArticleProcedurer
Wound suturing

…rule left open. Facial bites can be sutured after careful debridement because of the cosmesis, often with antibiotic prophylaxis. Deep puncture wounds , where the base…

ArticleEchocardiography
Cardiac thromboembolism: cardiac sources of embolism

…Left ventricular aneurysm with thrombus Cardiomyopathies Valve prosthesis Devices (pacemaker, ICD CRT) Endocarditis Cardiac tumors Atherosclerosis of the aorta LOW EMBOLIC POTENTIAL SEP (Spontaneous Echocardiographic…

ArticleCardiology
Ventricular Tachycardia

…asymptomatic, NSVT serves as a critical marker of arrhythmogenic risk, particularly in the setting of ischemic heart disease or reduced left ventricular ejection fraction (LVEF)…

ArticleEchocardiography
Two-dimensional (2D) echocardiography

…and 15 cm deep image requires approximately 40 milliseconds (ms). Increasing the number of ultrasound lines or image depth will reduce the frame rate since…