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A 38-year-old man was admitted to the hospital because of bloody diarrhea, weakness, and dyspnea.
There was a history of intravenous drug abuse and bisexual activity. Ten months before admission the patient was first seen at this hospital because of seizures. A computed tomographic (CT) scan of the brain (Figure 1) showed a left parietal ring-enhancing lesion, 1.0 cm, with extensive surrounding edema. Further evaluation revealed evidence of toxoplasmosis. A test for human immunodeficiency virus (HIV) antibodies was positive; the CD4+ cell count was 100 per cubic millimeter, and a tuberculin skin test with controls disclosed anergy. A
Differential Diagnosis
Clinical Diagnosis
Dr. Nesli Basgoz's Diagnosis
Pathological Discussion
Anatomical Diagnoses
References
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