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Neurology > Brain Tumours > Flashcards

Brain Tumours Flashcards

1
Q

Where do secondary brain tumours metastasise from?

A

Skin
Renal
Breast
Lung

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2
Q

What are the symptoms of a brain tumour due to?

A

Raised IOP

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3
Q

How do brain tumours present?

A

• Headache
• Papilledema
• Altered metal state
• Seizure
• Unilateral ptosis
• Visual field defect

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4
Q

How is the headache described?

A

Constant
Nocturnal
Worse when bending, straining, coughing and walking
Morning headache

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5
Q

What is the most common type of brain tumour in adults?

A

Glioblastoma

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6
Q

How is a glioblastoma described?

A

Solid tumours with central necrosis

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7
Q

What is an astrocytoma?

A

Tumour of the glial cells

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8
Q

What is the most common type of astrocytoma?

A

Glioblastoma

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9
Q

How are astrocytoma’s categorised?

A

Graded from 1-4

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10
Q

What is the most aggressive astrocytoma?

A

Glioblastoma

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11
Q

What grade is the glioblastoma?

A

Grade 4

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12
Q

What is a meningioma?

A

Tumour of arachnocytes

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13
Q

What layer of mater does a meningioma affect?

A

Dura mater

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14
Q

How is a meningioma described?

A

Slow growing and usually resectable

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15
Q

Is a meningioma benign or malignant?

A

Benign

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16
Q

What type of tumour is a meningioma?

A

Extrinsic tumour of the CNS

17
Q

How does a meningioma increase IOP?

A

Takes up space within the skull

18
Q

How is a meningioma diagnosed?

A

CT scan

19
Q

What is characteristic of a meningioma?

A

Psammoma bodies

20
Q

What are Psammoma bodies?

A

Bland cells form small groups with calcification

21
Q

What is another name for an Acoustic neuroma?

A

Vestibular Schwannoma

22
Q

What is an acoustic neuroma?

A

Benign tumour arising from the eighth cranial nerve

23
Q

What is an acoustic neuroma a tumour of?

A

Schwann cells

24
Q

Where does an acoustic neuroma occur?

A

In the cerebellopontine angle

25
Q

How is an acoustic neuroma described?

A

Slow growing and unilateral

26
Q

What is acoustic neuroma called if it is bilateral?

A

Neurofibromatosis 2

27
Q

What symptoms present with an acoustic neuroma?

A

Hearing loss
Tinnitus
Balance problems

28
Q

What is the histology of an acoustic neuroma?

A

Verocay bodies-antoni A or B pattern

29
Q

What type of tumour is common in children?

A

Medulloblastoma

30
Q

What type of tumour is a medulloblastoma?

A

Aggressive paediatric tumour

31
Q

Where does a medulloblastoma tumour occur?

A

In the infratentorial compartment

32
Q

What is a medulloblastoma a tumour of?

A

Tumour of primitive neuroectoderm

33
Q

What is the histology of a medulloblastoma?

A

Small blue cells rosette pattern

34
Q

What is a hemangioblastoma?

A

Vascular tumour of cerebellum

35
Q

What is a hemangioblastoma associated with?

A

Von Hippel Lindau syndrome

36
Q

What is the histology of a hemangioblastoma?

A

Foam cells and highly vascularised

37
Q

Along with the 8th nerve, which other nerves are affected in someone with a vestibular schwannoma?

A

5 and 7

Neurology (63 decks)

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