{HEAD ~ Embolic material} in {TAIL ~ this setting} is any constituent of blood, or atheromatous material and superimposed thrombus, which may cause complications in the body if allowed to travel freely in the blood stream 
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{ HEAD ~ Embolic material } in { TAIL ~ this setting } is any constituent of blood , or atheromatous material and superimposed thrombus , which may cause complications in the body if allowed to travel freely in the blood stream
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH