Inferior vena cava filters are often used for prophylaxis in patients deemed to be a high risk for pulmonary embolism (e.g. bariatric surgery in the super-obese), although whether or not this ...

The external and internal jugular veins are joined by the subclavian vein, which enters the right atrium of the heart as the cranial vena cava (Fig. 1). Figure 1: Dissection of the cranial thorax ...