08-28-2017, 02:48 PM
Step 1 associations. @bensha This question is from robin's
A 20-year-old, HIV-positive man has had a decreased level of consciousness for the past week. He now experiences a seizure. On physical examination, his temperature is 37.6°C. MRI of the brain shows several 1- to 3-cm, ring-enhancing lesions in the cerebral gray matter bilaterally. A stereotaxic biopsy is performed. What pathologic finding is most likely to be present on microscopic examination of the biopsy specimen?
A. Large atypical lymphocytes B. Budding cells with pseudohyphae C. Spongiform encephalopathy
D. Toxoplasma pseudocysts E. Metastatic squamous cell carcinoma
A 20-year-old, HIV-positive man has had a decreased level of consciousness for the past week. He now experiences a seizure. On physical examination, his temperature is 37.6°C. MRI of the brain shows several 1- to 3-cm, ring-enhancing lesions in the cerebral gray matter bilaterally. A stereotaxic biopsy is performed. What pathologic finding is most likely to be present on microscopic examination of the biopsy specimen?
A. Large atypical lymphocytes B. Budding cells with pseudohyphae C. Spongiform encephalopathy
D. Toxoplasma pseudocysts E. Metastatic squamous cell carcinoma