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Hemorrhagic Recurrence in Diffuse Astrocytoma without Malignant Transformation
Hyun Joo Baek1, Seong Min Kim1, Seung Young Chung1
1Department of Neurosurgery, Eulji University Hospital, College of Medicine, Eulji University, Daejeon, Korea.
Brain Tumor Research and Treatment
|November 20, 2014
Summary
Hemorrhagic recurrence of World Health Organization (WHO) Grade II diffuse astrocytoma, without malignant transformation, is rare. This case highlights a patient experiencing this unusual event, with successful surgical removal and conservative management planned.
Area of Science:
- Neuro-oncology
- Neurosurgery
- Pathology
Background:
- Hemorrhage is an uncommon complication of low-grade gliomas, often indicating malignant transformation and a poor prognosis.
- Malignant transformation of diffuse astrocytoma (WHO Grade II) to a higher grade is a known, albeit unfavorable, progression.
- Hemorrhagic recurrence in WHO Grade II diffuse astrocytoma without evidence of malignant transformation has not been previously reported in medical literature.
Purpose of the Study:
- To report the first known case of World Health Organization (WHO) Grade II diffuse astrocytoma with hemorrhagic recurrence.
- To document the clinical course, diagnostic findings, and management of this rare neurosurgical presentation.
- To discuss the implications for prognosis and treatment strategies in similar cases.
Main Methods:
- A comprehensive literature review was performed to identify previous reports of hemorrhagic gliomas and astrocytomas.
- Detailed clinical data, including patient history, neurological examination, and diagnostic imaging (MRI), were analyzed.
- Histopathological examination of the recurrent tumor tissue was conducted to assess for malignant transformation.
Main Results:
- A patient with a history of diffuse astrocytoma (WHO Grade II) experienced a sudden onset of seizure, indicative of hemorrhagic recurrence.
- Surgical removal of the recurrent tumor was performed with the initial suspicion of malignant transformation to a higher grade glioma.
- Postoperative histopathology confirmed the tumor to be diffuse astrocytoma (WHO Grade II) without any signs of malignant progression.
Conclusions:
- Hemorrhagic recurrence can occur in diffuse astrocytoma (WHO Grade II) without concurrent malignant transformation, representing a rare clinical entity.
- This case challenges the assumption that hemorrhage in low-grade gliomas invariably signifies malignant progression.
- Conservative management, including withholding immediate adjuvant therapies like chemotherapy and radiation, may be appropriate in select cases of non-transformed hemorrhagic recurrence, reserving them for future treatment options.
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