Neuroimaging

Question 1

What are indications for aural radiography?

Answer 1

• chronic otitis
• peripheral vestibular syndrome
• facial nerve paralysis
• Horner’s syndrome
  = Middle ear disease
• But CT superior

Question 2

What is seen with discospondylitis?

Answer 2

• Infection of intervertebral disc + osteomyelitis of adjacent endplates
• Ventral soft tissue swelling

Question 3

What are advantages of CT?

Answer 3

• No superimposition + excellent bone detail
• Useful for fractures of the skull + Otitis media

Question 4

What are advantages of MRI?

Answer 4

• Excellent Soft tissue resolution

Question 5

How do you differentiate between degenerative disease and discospondylitis?

Answer 5

• Degenerative disease =
  -sclerosis
  -new bone
  -SMOOTH endplates
• Discospondylitis =
  -sclerosis
  -new bone
  -soft tissue swelling
  -IRREGULAR endplates