The radar chart is a chart and/or plot that consists of a sequence of equi-angular spokes, called radii, with each spoke representing one of the variables.
Pulmonary embolus: A blood clot or foreign material that has been carried through the blood into the pulmonary artery or one of its branches, plugging the vessel.
embolism definition. An obstruction or occlusion of a blood vessel by an air bubble, a detached blood clot, or a foreign body.