Abnormal signals in bilateral thalami on MRI brain is seen in:

Ans. B. Japanese encephalitisExperience with imaging studies is still evolving; clearly, however, both computed tomography (CT) and magnetic resonance imaging (MRI) may be normal, except for evidence of pre-existing conditions, or sometimes may suggest diffuse edema. Several patients with severe Japanese encephalitis have presented with bilateral thalamic lesions that have often been hemorrhagic.