12. Toxoplasma Encephalitis - Low Power
Toxoplasma is another opportunistic pathogen of the CNS that
typically results from reactivation of a prior infection, at least as
it applies to the bone marrow transplant population. It is also
commonly found in patients with AIDS. This shows an area of necrosis,
infiltrated by reactive, rod shaped microglial cells. Such clusters
of microglial cells are called microglial nodules . The oil immersion
field (inset) demonstrates a cyst of Toxoplasma organisms containing
multiple bradyzoites. What other organs are most commonly involved by
Toxoplasma?
Answer
