Carotid endarterectomy benefits and risks of the procedure is required on an individual patient basis. Peri-operative CEA risks for combined 30 day mortality and stroke risk should be < 3% for asymptomatic patients and ≤ 6% for symptomatic patients. Symptomatic patients typically have either transient ischemic attack (TIA) or minor stroke, defined as a focal neurologic defect affecting one side of the body, speech, or vision. Asymptomatic patients have narrowing of their carotid arteries, but have not experienced a TIA or stroke. Carotid stenosis is diagnosed with ultrasound doppler studies of the neck arteries, magnetic resonance angiography (MRA) or computed tomography angiography
Dynamism of a Human Body: Boxer in any type of motion or fixed presence, but rather in such a way that it would "decompose according to the tendencies of its forces". Despite the abstractness of the painting, the viewer can make out movement by view of the contours and bundles of muscles. In general, the series of Boccioni's dynamisms attempt to document progressive movement through its various elements. The work was part of a forty-six drawing series. These drawings were displayed in the spring of 1914 at Florence. Dynamism of a Human Body: Boxer Dynamism of a Human Body: Boxer is a dynamism drawing created by