matted lymph nodes
(MA-ted limf nodes)
A group of fused lymph nodes. Matted lymph nodes may be a sign of certain conditions, such as infection, sarcoidosis, or lymphoma. They also may be a sign of cancer that has spread to the lymph nodes.
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.