A child with leukemia is receiving intrathecal chemotherapy to prevent which condition?

A child with leukemia is receiving intrathecal chemotherapy to prevent which condition?

a.
Infection
b.
Brain tumor
c.
Central nervous system (CNS) disease
d.
Drug side effects

ANS: C

Children with leukemia are at risk for invasion of the CNS with leukemic cells. CNS prophylactic therapy is indicated. Intrathecal chemotherapy does not prevent infection or drug side effects. A brain tumor in a child with leukemia would be a second tumor, and additional appropriate therapy would be indicated.