…describe a reduction of blood flow to tissues and organs. A few decades later Cohnheim demonstrated that ligation of the left anterior descending artery in…

…generally defined as a diameter reduction of at least 50%. Severe proximal disease of both the proximal left anterior descending and proximal left circumflex arteries…

…is weak, particularly for intermediate lesions. Even lesions with a visual diameter reduction of 50–70% may or may not produce ischaemia. Conversely, some lesions…

…depending on the size of the thrombus and the plaque. The patient will experience severe chest pain due to the abrupt reduction of coronary blood…

…the pulmonary valve into the main pulmonary artery. Depending on the size and form of the thrombus, it will occlude the main pulmonary artery or…

…The management of TdP and related malignant ventricular arrhythmias requires a structured approach focusing on rhythm stabilization, relief of triggers, and reduction of sympathetic drive…

…why, or the patient at risk of carbon dioxide retention is given 15 litres on a reservoir mask and drifts off into a respiratory acidosis…

…Refraction artifact Reflection and refraction occur when ultrasound passes tissue boundaries. Tissue boundaries represent acoustic reflectors at which some of the ultrasound energy is reflected…

…hours duration): Due to cellular adaptations, rapid correction carries the risk of inducing osmotic demyelination syndrome (ODS). It is therefore recommended to raise serum sodium…

…an orthopaedic surgeon before attempting reduction. Posterior shoulder dislocation, which is often associated with fracture and requires an orthopaedic surgeon. Dislocation of a native hip …