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Multinodular and vacuolating neuronal tumour of the cerebrum: an incidental diagnosis in a child presenting with absence seizures
  1. Timothy Shao Ern Tan,
  2. Sarat Kumar Sanamandra
  1. Department of Diagnostic Radiology, Singapore General Hospital, Singapore
  1. Correspondence to Dr Timothy Shao Ern Tan, Department of Diagnostic Radiology, Singapore General Hospital, Singapore, Singapore; timothy.tan.shao.ern{at}

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A previously well 7-year-old boy presents with recurrent absence seizures, comprising sudden activity arrest and staring episodes lasting 10–20 s, occurring several times daily. There were no other associated symptoms or history of head trauma, infection or epilepsy. Neurological and electroencephalogram assessment were unremarkable. Further work-up with cranial MRI incidentally revealed several benign-appearing coalescent nodules in the left parietal lobe without any other significant intracranial abnormality (figure 1), consistent with multinodular and vacuolating neuronal tumour (MVNT) of the cerebrum.

Figure 1

Multiplanar MRI …

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  • Contributors TSET conceptualised and drafted the manuscript. SKS critically reviewed and revised the manuscript. All authors contributed to finalising the manuscript as submitted.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Patient consent for publication Parental/guardian consent obtained.

  • Provenance and peer review Not commissioned; externally peer reviewed.