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NCI Dictionary of Cancer Terms


alveolar soft part sarcoma  listen  (al-VEE-oh-ler … sar-KOH-muh)

  A soft tissue tumor that is most common in older children and teenagers. It begins in the soft supporting tissue that connects and surrounds the organs and other tissues. Alveolar soft part sarcoma usually occurs in the legs, but can also occur in the arms, hands, head, or neck. It can cause the growth of new blood vessels that help the tumor grow and spread. Also called ASPS.