Tuberous sclerosis

Case contributed by Dr Ammar Haouimi

Presentation

History of seizures with intellectual disability.

Patient Data

Age: 16 years
Gender: Male
MRI

The MRI sequences demonstrate:

  • bilateral cortical and subcortical areas of low signal on T1, high signal on T2 and FLAIR with no enhancement in keeping with cortical/subcortical tubers
  • cystic-like cortical tubers of low signal on FLAIR in the left occipital, left frontal and parietal regions
  • subependymal nodules of various sizes, the largest is located at the right foramen of Monro measuring 11 x 8 mm. They are of isosignal to the cortical grey matter on T1, iso-to low signal on T2, and high signal FLAIR with no enhancement on postcontrast sequences. Dilatation of the lateral ventricles.

Case Discussion

The clinical presentation and MRI features are most consistent with tuberous sclerosis.

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Case information

rID: 90377
Published: 15th Jun 2021
Last edited: 10th Jul 2021
Inclusion in quiz mode: Included
Institution: Aurès Medical Imaging Center - Batna Algeria

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