Authors :
Dr. Paawan S Chordiya; Dr. Ashwin Patil; Dr. Santosh Patil; Dr. Pradeep Goudar
Volume/Issue :
Volume 10 - 2025, Issue 3 - March
Google Scholar :
https://tinyurl.com/4mtvj2hh
Scribd :
https://tinyurl.com/22hh738c
DOI :
https://doi.org/10.38124/ijisrt/25mar1485
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Abstract :
Background:
Central neurocytoma (CN) is a rare, well-differentiated neuroepithelial tumor, classified as WHO Grade 2. It primarily
arises within the ventricles, most commonly in the lateral ventricles, and accounts for less than 1% of all intracranial tumors.
Due to its location and imaging characteristics, CN poses a diagnostic challenge and may be mistaken for other
intraventricular neoplasms.
Case Presentation
We present a case of a 28-year-old female who presented with headache, vomiting, and giddiness for two days. MRI
brain revealed a heterogeneously enhancing intraventricular mass lesion in the frontal horn and body of the right lateral
ventricle, causing obstruction at the foramen of Monro and leading to ventricular dilatation. Imaging features, including T2
hyperintensity, diffusion restriction, and a glycine peak on MR spectroscopy, suggested a neurocytoma. Neurosurgical
biopsy confirmed central neurocytoma (CNS WHO Grade 2) based on histopathological and immunohistochemical findings.
Discussion
The patient’s symptoms were due to obstructive hydrocephalus, a common presentation of CN. MRI played a crucial
role in identifying the lesion, distinguishing it from differential diagnoses such as ependymoma, astrocytoma, and
meningioma. Complete surgical resection remains the preferred treatment, with a generally favourable prognosis.
Conclusion
Early recognition of CN on MRI is essential for prompt surgical intervention. Given its benign behaviour and low
recurrence rate, CN has an excellent prognosis if completely excised. Radiologists must be aware of its imaging
characteristics to aid in accurate diagnosis and appropriate surgical planning.
References :
- Chen CL, Shen CC, Wang J, Lee HT. Central neurocytoma: A clinical, radiological, and pathological study of nine cases. J Clin Neurosci. 2012;19(4):523–8.
- Hassoun J, Gambarelli D, Grisoli F, Pellet W, Salamon G, Pellissier JF. Central neurocytoma: An electron-microscopic study of two cases. Acta Neuropathol. 1982;56(2):151–6.
- Koeller KK, Sandberg GD. From the archives of the AFIP: Central neurocytoma—Radiologic-pathologic correlation. Radiographics. 2002;22(6):1257–72.
- Leenstra JL, Rodriguez FJ, Frechette CM, Giannini C, Stafford SL, Pollock BE. Central neurocytoma: Management recommendations based on a 35-year experience. Int J Radiat Oncol Biol Phys. 2007;67(4):1145–54.
- Sharma MC, Deb P, Sharma S, Sarkar C, Suri V. Central neurocytoma: A clinicopathological study of seven cases with review of the literature. Neurol India. 2006;54(1):30–6.
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- Louis DN, Perry A, Reifenberger G, von Deimling A, Figarella-Branger D, Cavenee WK. The 2016 World Health Organization classification of tumors of the central nervous system. Acta Neuropathol. 2016;131(6):803–20.
- Brandes AA, Vastola F, Basso U, Pasetto LM. Central neurocytoma: A study of treatment approaches and clinical outcome in 21 patients. Cancer. 2003;98(1):133–40.
- Yang I, Wang PI, Tihan T, McDermott MW, Parsa AT. Central neurocytoma: Clinical characteristics, prognostic factors, and review of the literature. Neurosurg Focus. 2005;19(5):E5.
Background:
Central neurocytoma (CN) is a rare, well-differentiated neuroepithelial tumor, classified as WHO Grade 2. It primarily
arises within the ventricles, most commonly in the lateral ventricles, and accounts for less than 1% of all intracranial tumors.
Due to its location and imaging characteristics, CN poses a diagnostic challenge and may be mistaken for other
intraventricular neoplasms.
Case Presentation
We present a case of a 28-year-old female who presented with headache, vomiting, and giddiness for two days. MRI
brain revealed a heterogeneously enhancing intraventricular mass lesion in the frontal horn and body of the right lateral
ventricle, causing obstruction at the foramen of Monro and leading to ventricular dilatation. Imaging features, including T2
hyperintensity, diffusion restriction, and a glycine peak on MR spectroscopy, suggested a neurocytoma. Neurosurgical
biopsy confirmed central neurocytoma (CNS WHO Grade 2) based on histopathological and immunohistochemical findings.
Discussion
The patient’s symptoms were due to obstructive hydrocephalus, a common presentation of CN. MRI played a crucial
role in identifying the lesion, distinguishing it from differential diagnoses such as ependymoma, astrocytoma, and
meningioma. Complete surgical resection remains the preferred treatment, with a generally favourable prognosis.
Conclusion
Early recognition of CN on MRI is essential for prompt surgical intervention. Given its benign behaviour and low
recurrence rate, CN has an excellent prognosis if completely excised. Radiologists must be aware of its imaging
characteristics to aid in accurate diagnosis and appropriate surgical planning.