Herpetic encephalitis

Case contributed by Dr Bruno Lorensini

Presentation

Fever and headache starting a week ago.

Patient Data

Age: 30-year-old
Gender: Female

MRI Brain

Modality: MRI

Increased density in the hippocampus and the left temporal lobe on T2-weighted and FLAIR sequences.
Restriction of diffusion in DWI.

Case Discussion

T1 shows oedema of the limbic system and left medial temporal lobe. Hyperintensity affected white matter and cortex on FLAIR in these areas. Restricted diffusion on DWI and ADC.

These findings described in the clinical context, are compatible with herpes encephalitis.

The main differential diagnosis:

  • other viral encephalitides
  • limbic encephalitis
  • gliomatosis cerebri
  • status epilepticus
  • middle cerebral artery (MCA) infarction
  • trauma
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Case Information

rID: 40258
Case created: 15th Oct 2015
Last edited: 28th Dec 2015
Inclusion in quiz mode: Included

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