Lecture 11

Question 1

potential causes of a transverse cord lesion

Answer 1

• tumour
• trauma
• MS

Question 2

symptoms of a transverse cord lesion

Answer 2

• vibration and position sense loss
• pain and temperature sense loss
• motor loss

Question 3

potential causes of a central cord lesion

Answer 3

• syringomyelia (fluid-filled cavity called a syrinx)
• tumours
• MS

Question 4

symptoms of a central cord lesion

Answer 4

pain and temperature loss bilaterally in affected dermatomes

Question 5

potential causes of posterior cord syndrome

Answer 5

• trauma
• tumour
• MS
• B12 deficiency
• tabes dorsalis

Question 6

symptoms of a posterior cord lesion

Answer 6

vibration and position sense loss below level of injury

Question 7

potential causes of anterior cord syndrome

Answer 7

• trauma
• tumours
• MS
• infarct

Question 8

symptoms of anterior cord lesion

Answer 8

• pain and temperature loss
• likely motor loss as most of the pathways are anterior

Question 9

potential causes of a hemi-cord lesion (aka Brown-Sequard syndrome)

Answer 9

• penetrating trauma
• compression from tumours
• MS

Question 10

symptoms of hemi-cord lesion

Answer 10

• LMN symptoms at level, UMN below level
• vibration and position loss at/below
• pain and temperature loss at level of injury ipsilateral and below level contralaterally