Head CT with contrast
Ring enhancing lesion surrounding low-density center surrounded by white matter edema
Early in course ring may be less defined; CT may only show area of focal hypodensity
Blood cultures
Consider additional workup to evaluate for alternate etiologies/complications of underlying disease process
Ring enhancing lesion surrounding low-density center surrounded by white matter edema
Early in course ring may be less defined; CT may only show area of focal hypodensity
Brain abscess
CVA
Subdural empyema
Meningitis, encephalitis
Coma
Malignancy
Encephalitis
Intracranial hemorrhage