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A Robust Discovery Platform for the Identification of Novel Mediators of Melanoma Metastasis
Published on: March 8, 2022
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Primary intraparenchymal brain melanoma: a case report
Seema Gu1, M C Pant1, N Husain2
1Department of Radiotherapy, C.S.M. Medical University, Lucknow, Uttar Pradesh, India.
Journal of Radiosurgery and SBRT
|January 4, 2018
Summary
Primary intraparenchymal brain melanoma is rare. This case highlights a challenging diagnosis and poor prognosis, emphasizing the need for careful histopathological evaluation of brain lesions.
Area of Science:
- Neuro-oncology
- Dermatopathology
- Neurosurgery
Background:
- Primary intraparenchymal brain melanocytic lesions are exceedingly rare.
- These lesions typically originate from the leptomeninges in the superficial cortex.
- They are associated with a poor clinical outcome.
Purpose of the Study:
- To report a unique case of primary intraparenchymal brain melanoma.
- To discuss the diagnostic challenges and clinical course of such rare tumors.
- To highlight the importance of histopathology and immunohistochemistry in diagnosis.
Main Methods:
- Case report of a 45-year-old male with an intraparenchymal brain lesion.
- Radiological assessment initially suggested a primary brain tumor.
- Diagnosis confirmed by histopathology and immunohistochemistry following excisional biopsy.
Main Results:
- The lesion was histopathologically confirmed as melanoma, despite lacking meningeal involvement.
- Treatment included limited surgery, radiotherapy, steroids, and chemotherapy.
- The patient experienced no significant clinical improvement and died within 4 months due to diffuse intracranial dissemination.
Conclusions:
- Primary intraparenchymal brain melanoma is a rare entity with a dismal prognosis.
- Accurate diagnosis relies on thorough histopathological and immunohistochemical analysis.
- Aggressive intracranial dissemination can occur even without initial meningeal involvement.
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