amelanotic melanoma
(AY-meh-luh-NAH-tik MEH-luh-NOH-muh)
A type of skin cancer in which the cells do not make the pigment melanin. Skin lesions are often irregular and may be pink, red, or have light brown, tan, or gray at the edges.
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.