Brain tumors
Terms
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- Frontal lobe (unilateral)
- unilateral hemiplegia, seizure, memory deficit, personality and judgement changes and visual disturbances.
- Frontal lobe (bilateral)
- unilateral hemiplegia, seizure, memory deficit, personality and judgment changes and visual distrubances, and ataxic gait
- Parietal lobe
- Speech (if tumor is in the dominant hemisphere, there is an inability to write, spacial disorders and unilateral neglect)
- occipital lobe
- blindness and seizures
- temporal lobe
- seizures and disphagia.
- Subcortical
- hemiplegia
- Metastatic Tumors
- Headache, n/v d/t increased ICP.
- Thalamus and sellar tumors
- headaches, n/v, vision distrubances, papilla edema, nystagmus from IICP, diabetes insipidus
- 4th ventrical and cerebellar
- headaches, nausea, papilla edema from IICP, ataxic gait and changes in coordination
- Cerebellopontina
- tinnitus, vertigo and deafness
- Brain stem
- headache on awakening, drowsiness, vomiting, ataxic gait, facial and muscle weakness, hearing loss, disphagia, disarthria, crossed-eyes, hemiparesis
- Astrocytoma
- Glial cells and astrocytes. Low to moderate grade malignancy
- Glioblastoma
- A primitive stem cell (glioblast). Highly malignant, invasive and most devastating primary tumor
- Oligiodendroglima
- Oligodendrocytes. It's benign, encapsulate and calcified
- Ependymoma
- Epndymal epethelium range from benign to highly malignant. Most are benign and encapsulated.
- Medulloblastoma
- Primitive neuroectodermal cell. Highly malignant and invasive. Metastatic to spinal cord and areas of the brain
- Meningioma
- Areas is the meningies can be benign or malignant. Most are benign
- Acustic Neuroma (Schwannoma)
- Cells that from the mylen sheath around the nerves. Mostly effecting cranial nerve VIII. Most times is bilateral. Usuallyu benighn or low grade malignancy.
- Hemamgioblastoma
- Blood vessels of the brain. it is rare/benign and surgery is currative.
- Pituitary adenoma
- Pituitary gland and is usually benign.
- Primary Central Nervous System lymphoma
- Lymphocytes. Increased incidents in transplant recipients and AIDS patients