PR. J. BERNARD / CNRI / SCIENCE PHOTO LIBRARY PR. J. BERNARD / CNRI / SCIENCE PHOTO LIBRARY
Metastatic lung cancer. Light micrograph of blood cells in a case of metastatic (secondary) medullary lung cancer. Medullary cancer (carcinoma) is a rare form of cancer that is diagnosed by the presence of certain types of white blood cell (pink) in and around the tumour. Also present are red blood cells (orange).
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