TRANSITIONAL MENINGIOMAS Meaning and
Definition
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Transitional meningiomas refer to a specific type of brain tumor classified under the broader category of meningiomas. Meningiomas are typically slow-growing tumors that originate in the meninges, which are the protective membranes surrounding the brain and spinal cord. Transitional meningiomas are recognized as a subset of meningiomas characterized by their histological appearance.
Histologically, transitional meningiomas exhibit a combination of characteristics seen in two other types of meningiomas, namely fibrous and meningothelial meningiomas. This combination manifests as a tumor composed of both fibroblastic and meningothelial cells. Fibrous meningiomas are characterized by dense fibrous tissue, whereas meningothelial meningiomas are composed of cells resembling the normal meninges.
Transitional meningiomas are typically benign in nature, meaning they are non-cancerous. However, their growth can cause significant compression on surrounding brain structures, leading to symptoms such as headaches, seizures, changes in cognitive function, or neurological deficits.
Treatment options for transitional meningiomas may include observation, surgical removal, radiation therapy, or a combination of these approaches. Factors such as the size, location, and rate of growth of the tumor, as well as the patient's overall health, are considered when deciding on the most appropriate treatment strategy. Regular monitoring through imaging studies is often necessary to assess tumor progression or recurrence.
Overall, transitional meningiomas are a distinct form of meningiomas that display a mixed histological composition rooted in fibroblastic and meningothelial cells. Their identification is crucial for accurate diagnosis and management.
Common Misspellings for TRANSITIONAL MENINGIOMAS
- rransitional meningiomas
- fransitional meningiomas
- gransitional meningiomas
- yransitional meningiomas
- 6ransitional meningiomas
- 5ransitional meningiomas
- teansitional meningiomas
- tdansitional meningiomas
- tfansitional meningiomas
- ttansitional meningiomas
- t5ansitional meningiomas
- t4ansitional meningiomas
- trznsitional meningiomas
- trsnsitional meningiomas
- trwnsitional meningiomas
- trqnsitional meningiomas
- trabsitional meningiomas
- tramsitional meningiomas
- trajsitional meningiomas
- trahsitional meningiomas
Etymology of TRANSITIONAL MENINGIOMAS
The term "transitional meningiomas" is derived from the field of medicine, specifically neurology and neurosurgery. Let's break down its etymology:
1. Transitional: In this context, the term "transitional" refers to a particular histological subtype of meningioma. Histology is the study of the microscopic structure of tissues. Transitional meningiomas are characterized by the presence of both fibrous and meningothelial components.
2. Meningiomas: Meningiomas are tumors that arise from the meninges, which are the protective membranes that surround the brain and spinal cord. They are usually benign and slow-growing, and they account for approximately 30% of all primary brain tumors.
Therefore, when combined, "transitional meningiomas" refers to a specific histological subtype of meningiomas that have both fibrous and meningothelial components.
