ABSTRACT Solitary intracranial tuberculomas are rare and frequently misdiagnosed as brain tumors. We report a case of intracranial tuberculous granuloma mimicking a high-grade glioma with avid uptake on 18F-fluoromisonidazole PET/CT.… Click to show full abstract
ABSTRACT Solitary intracranial tuberculomas are rare and frequently misdiagnosed as brain tumors. We report a case of intracranial tuberculous granuloma mimicking a high-grade glioma with avid uptake on 18F-fluoromisonidazole PET/CT. It has been believed that hypoxia exists within the tuberculosis granuloma, and that this hypoxic environment causes Mycobacterium tuberculosis to lie dormant and asymptomatic infection to occur. This hypoxic and necrotic condition inside tuberculous granuloma may lead to high accumulation of 18F-fluoromisonidazole in this case.
               
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