A patient with AIDS has a persistent cough and has shown progressive behavioral changes in the past few weeks. CSF sample is collected and an encapsulated, yeastlike organism is observed. Based only on these observations, what is the most likely organism?
a. Patients of AIDS, are susceptible to a wide variety of diseases, including infection with Cryptococcus.
b. A brain abscess caused by C. neofornians is not unusual in patients with AIDS. Initial laboratory suspicion is usually aroused by the presence of encapsulated yeast in the CSF