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Thalamic Massa Intermedia Duplication in a Dysmorphic 14 month-old Toddler
1Department of Neuroradiology, Children's National Medical Center, Washington, D.C., USA.
Journal of Radiology Case Reports
|December 2, 2015
Summary
Massa intermedia duplication, a rare brain anomaly, was observed in a patient with unusual facial features. This finding adds to the limited understanding of duplicated massa intermedia, a structure connecting the thalami.
Area of Science:
- Neuroanatomy
- Radiology
- Medical imaging
Background:
- The massa intermedia is a variable midline brain structure connecting the thalami.
- Its absence occurs in up to 30% of normal individuals.
- Thickening or absence can be associated with certain neurological conditions.
Observation:
- A case of duplicated massa intermedia was identified.
- The discovery was made during a routine brain MRI.
- The patient presented with dysmorphic facial features.
Findings:
- Detailed imaging findings of massa intermedia duplication are rare in medical literature.
- This report documents a second case of duplicated massa intermedia.
- The duplication was incidentally found during neuroimaging.
Implications:
- Further research is needed to understand the prevalence and clinical significance of duplicated massa intermedia.
- This case highlights the importance of detailed radiological assessment.
- Understanding variations in brain anatomy aids in diagnosing congenital conditions.

