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First Aid Step 3 Oncology 9
Brain Tumors
11
Medical
Professional
12/25/2013

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Term
A 60 yo woman is involved in a motor vehical accident in which she sustains head trauma. Aside from some minor bruising of the forehead, her physical exam is unrevealing and includes a nonfocal neurologic exam. Routine imaging reveals a9mm calcified lesion. What is the most likely diagnosis?
Definition
Benign Meningioma
Term
What is the most common tumor of the brain?
Definition
Something benign
Term
What are symptoms of meningioma?
Definition
progressive headache or focal neurologic deficit reflecting location of the tumor.
Term
How do you diagnose Meningioma?
Definition
CT or MRI of the head will show partially calcified homogeneously enhancing extra-axial mass adherent to the dura
Term
What brain tumor shows calcification near the pineal gland and may cause bitemporal hemianopsia in children?
Definition
Craniopharyngioma
Term
What is the treatment for Meningioma?
Definition
Surgical resection for large or symptomatic tumors. Observation with serial scans for small or asymptomatic lesions.
Term
Name four glial tumors.
Definition
Astrocytoma, oligodendrogliomas, mixed gliomas, ependymomas.
Term
What are the symptoms/Exam for glial tumors?
Definition
Headache, can awaken pt from sleep and induce vomiting. HA worsens with valsalva maneuver.
CT: diffusely infiltrating
MRI: Increased T2 signal
Term
What are symptoms/Exam for Glioblastoma multiform?
Definition
Unifocal and centrally necrotic enhancing lesion wiht surrounding edema and mass effect.
Term
How do you diagnose glial tumors?
Definition
Biopsy is required for definitive diagnosis.
Term
How do you treat glial tumors?
Definition
Surgical resection followed by external beam radiation.
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