Spinal and Nerve Diseases Flashcards

1
Q

How do you differentiate between UMN and LMN of the nervous system?

A

UMN is above the anterior horn cell and LMN is below it.

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

How do you differentiate between UMN and LMN lesion signs?

A

UMN
Hyperreflexia, hypertonic, weakness, babinski positive, absent fasciculation and atrophy
LMN
Absent reflexes, weakness, hypotonic, fasciculation and atrophy and babinksi negative

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

What nerve supplies the elbow flexors?

A

C5

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

What nerve supplies the wrist extensors?

A

C6

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

What nerve supplies the elbow extensors?

A

C7

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

What nerve supplies the finger extensors?

A

C8

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

What nerve supplies the intrinsic hand muscles?

A

T1

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

What nerve supplies the hip flexors?

A

L2

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

What nerve supplies the knee extensors?

A

L3

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

What nerve supplies the ankle dorsiflexors?

A

L4

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

What nerve supplies the long toe extensors?

A

L5

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

What nerve supplies the ankle plantar flexors?

A

S1

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

What are the three red flags for cauda equina?

A

Bilateral sciatica
Saddle anaesthesia
Urinary dysfunction
Caused by compression of all the nerve roots of the lumbar spine

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

What are three causes of a degenerative spine?

A

Disc prolapse
Ligamentum Hypertrophy
Osteophyte formation

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

What are three spinal cord infections?

A

Discitis
Osteomyelitis
Epidural abscess

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

What are three red flags for an epidural abscess?

A

Pyrexia
New onset back pain
Focal neurology

17
Q

What are some risk factors for an epidural abscess

A

Drug abuse IV
Excess alcohol intake
Chronic renal failure
Diabetes

18
Q

How are epidural abscesses managed?

A

Emergency decompressive surgery then long term IV antibiotics

19
Q

What are some risk factors for osteomyelitis?

A
Alcoholism
HIV
IV drug abuse
Chronic renal failure
Diabetes
Manage with antibiotics