embolism
(EM-boh-lih-zum)
A block in an artery caused by blood clots or other substances, such as fat globules, infected tissue, or cancer cells.
The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.
Updates regarding government operating status and resumption of normal operations can be found at opm.gov.