Articles & courses

ArticlesShow all 145
Left Ventricular Function

…patients with coronary heart disease, left ventricular function is actually a stronger predictor of death than the atherosclerotic burden. Assessment of the size, mass, geometry…

Peripheral venous cannula and intraosseous access

…fluid or blood products. Contrast medium for CT (this requires a large bore cannula in a suitable vein). Standby access in a patient at risk…

ECG signs of myocardial infarction: pathological Q-waves & pathological R-waves

…Myocardial ischemia and infarction Pathological Q waves are evidence of myocardial infarction Myocardial infarction – particularly if extensive in size – typically manifests with pathological Q waves…

🟠 Tricuspid valve

…colour Doppler small,, < 10 mm length, narrow origin variable large, wide origin Ratio pulmonic to aortic flow normal variable significantly increased References 1. Zoghbi…

Cardiac tumors

…perivalvular (adjacent to the valves), etc. Cardiac tumors cause nonspecific symptoms that depend on the size of the tumor, localization, hemodynamic effects and possible impact…

ECG manifestations of left main coronary artery (LMCA) occlusion and critical stenosis

…acute coronary syndromes. The LMCA supplies a large myocardial territory through the left anterior descending (LAD) and left circumflex (LCx) arteries (Figure 1). Acute obstruction…

Interpretation of myocardial perfusion images (Myocardial SPECT / PET)

…defects are categorized by their size, encompassing: Small defects : <10% of the left ventricular myocardium. Medium defects : 10–20% of the myocardium. Large defects : 20…

Arterial line

…example during mechanical ventilation or severe metabolic derangement. Major surgery with expected blood loss or large volume shifts. Patients in whom non invasive measurement is…

Injection technique — intramuscular, subcutaneous and intradermal

…Intramuscular — ventrogluteal The first choice for larger volumes and depot preparations; safer than the dorsogluteal site because the sciatic nerve and the superior gluteal artery…

Pleural aspiration and chest drain

Procedurer Almost all the complications of pleural aspiration arise from two errors: the needle is placed in the wrong site, and too much is drained…

Media

No matches.

Tests

Tools