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CT brain (axial view) with contrast showing ring enhancing focal lesion in parafalcine frontal cortex with perilesional oedema.
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Computed tomography (CT) scan brain showed evidence of a large conglomerate ring enhancing focal lesion in the parafalcine frontal cortices mainly on the left side with extensive white matter hypodensity in both frontal lobes (Fig. 1).
MRI brain spectroscopy showing left frontal parafalcine tuberculoma with lipid lactate peak.
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The lesion showed extensive perilesional vasogenic oedema (Fig. 2) with multiple ring and disc enhancing lesions seen in the bilateral cerebral and cerebellar parenchyma and in the right hemipons.
Follow-up MRI brain with contrast (a) axial and (b) sagittal views showing reduction in the size of lesion with mild perilesional oedema.
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However, the cerebellar and pontine lesions had disappeared (Fig. 3).