The following are among those which may be affected by autism: 1  Communication: language develops slowly or not at all; words may be used without attaching the usual meaning to them; gestures may be used instead of words; may have short attention spans.
âA virus associated with a special type of leukemia (T-cell leukemia) was previously found in Andean mummies. But this case is probably the earliest known appearance of leukemia in an archeological case.â. 1  Researchers find oldest known case of cancer in 4,500-year-old remains of Siberian man. 2  Earliest known breast cancer identified in ancient Egyptian skeleton. 3  5,300-Year-Old Otzi the Iceman Yields Oldest Known Human Blood.
Types of leukemia. There are four main types of leukemia: 1  Acute myeloid leukemia (AML). 2  Chronic myeloid leukemia (CML). 3  Acute lymphocytic leukemia (ALL). 4  Chronic lymphocytic leukemia (CLL).hronic leukemia cells do not mature all the way, so they are not as capable of defending against infections as normal lymphocytes. Acute leukemia cells begin to replicate before any immune functions have developed.