Although rare, a red rash may indicate leukemia, which is a type of blood cancer. A leukemia rash can look like tiny dots, big plaques, or itchy bumps that do not turn white when you press them.

Add Yahoo as a preferred source to see more of our stories on Google. Leukemia is a type of blood cancer that causes the rapid growth of abnormal blood cells. Myeloid leukemia affects the early ...