…The oesophageal signal is thereby displayed in the V5 channel on the printout. 3. Set the filter: a frequency range of about 15–40 Hz…

…misplaced stimulation artifacts, irregular pacing, etc. Most cases of malfunction are associated with the electronics in the pulse generator or dislodgement or fracture of the…

…stricture or a known diverticulum Relative Recent nasal or pharyngeal surgery Signs that should raise the suspicion of a base of skull fracture: periorbital bruising…

…may be displaced upwards (ST segment elevation) or downwards (ST segment depression). The term ST segment deviation refers to elevation and depression of the ST…

…The most common causes of tricuspid regurgitation are as follows: Right ventricular dysfunction due to pressure/volume overload. Right ventricular infarction. Ebstein's anomaly (Figure…

…border of the acromion , in the middle of the muscle belly, within the inverted triangle formed between the acromion and the lower tip of the…

…20 th week of pregnancy, or when the fundal height surpasses the umbilicus, the uterus should be manually displaced to the woman's left side…

…velocities towards the transducer are displayed above the baseline. This image shows a fast and distinct flow (almost 5 m/s) directed away from the…

…are displayed in two groups of three: leads I, II and III and leads aVR, aVL and aVF. Figure 1 shows the traditional presentation of…

…according to type of stenosis. The patients with low flow (stroke volume index <35 ml/m²) and low gradient (<40 mmHg) displayed the worst prognosis…