Spinal Cord Pathology Flashcards

1
Q

What are the nerves of spinal cord -> myelopathy

A

C1-L2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What are the nerves for the lumbar/sacrum -> Cauda Equina

A

L3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is hemiplegia

A

One side of body paralysis (Brain lesion)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is paraplegia

A

Both leg paralysis (Cord lesion)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What are the types of signs found in spinal cord lesions

A

Sensory Ipsilateral

Motor Contralateral signs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What are the ipsilateral signs found in ascending dorsal root lesions

A

Fine touch
2pt Discrimination
Proprioception

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What are the ipsilateral signs found in the ascending spinothalamic tract lesions

A

Pain and temperature loss

Temperature change

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What causes the contralateral motor signs found in spinal cord lesions

A

Damage to the Corticospinal tract

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What nerves cause the knee jerk

A

L3/L4

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What nerves cause the Big toe jerk

A

L5

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What nerve causes the Ankle jerk

A

S1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Compression of what nerves cause Myelopathy

A

C1 -L1/L2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What causes Myelopathy

A

Vertebral body neoplasms from mets
Herniations and disc prolapse of spinal cord

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What are the signs of Myelopathy

A

Progressive leg weakness
UMN signs
Sensory loss below lesion
Late sphincter involvement

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What are the investigations for myelopathy

A

MRI SC
CXR for malignancy

CXR = Malignancy?

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

How are myelopathies treated

A

Neurosurgery

  • Laminectomy
  • Microdisctectomy
17
Q

What is Cauda Equina

A

L3 Compression (Below Conus Medullans)

18
Q

What causes cauda equina

A

Lumbar Hrniation (L4/L5/S1)

19
Q

What are the signs for Cauda Equina

A
Leg weakness w/ LMN signs
Saddle aneasthesia (Numb perianus)
Bladder/Bowel Dysfunction w/ EARLY sphincter involvemnet
20
Q

How is Cauda Equina investigated

A

MRI SC
Nerve root reflexes

Reflex test of nerve roots

21
Q

What is the treatment for Cauda Equina

A

Neurosurgery

  • Microdiscectomy
  • Spinal fixation
22
Q

What is sub acute combined degeneration of spinal cord

A

Vitamin B12 Deficiency affecting the Dorsal column and lateral corticospine

23
Q

How does SACD Present

A

Loss of joint position and fine touch -> distal paraethesia
UMN Sx in legs
Poor knee reflex and lost ankle reflex