However, problems can occur that appear similar to hemophilia. The majority of the clotting factors currently used are recombinant clotting factors. These materials are produced in the test tube and contain no blood products. The clotting factor replacement factors that are made from blood products are heavily treated to prevent transmission of the AIDS virus. However, there still may be a slight risk of developing other viral infections from these blood based products.
Cancer is a disease characterized by an abnormal growth of cells.
It is produced in the bone marrow. Chemotherapy affects any rapidly growing cell, which includes the different types of blood cells found in the bone marrow. If a child has recently received chemotherapy, he is at risk of having neutropenia a few days following treatment. At this time he will be at an increased risk of infection. Children with central venous access devices have an increased risk of bacterial infections, whether or not they are neutropenic.