Lecture 9: sensation - CLINICAL

Question 1

Associated problems with UMN vs LMN damage?

Answer 1

• weakness
• increased tone and reflexes
• Weakness
• decreased muscle tone and reflexes

Question 2

Things to do when examinin the patient?

Answer 2

• get them to close their eyes
• demonstrate stimulus over normal part first
• apply stimulus at irregular intervals
• move from damaged area and note when it becomes normal

Question 3

Basic sensory function tests?

Answer 3

• Light touch
• pain (saftey pin)
• temperature
• joint position
• vibration (128Hz)

Question 4

Discriminatory snesory function tests?

Answer 4

• Acccurate light touch localisation
• Two point discrimination
• stereogensis (easy to regocnise objects in hand)
• Graphaesthesis (number on hand)
  *

Question 5

Mononeuropathies?

Answer 5

Due to lesion in individual peripheral nerve (sensory loss in skin and muscle innervation by that nerve)

Question 6

Peripheral neuropathies?

Answer 6

Due to disease of peripheral nerves

• Can involve motor and sensory
• motor or sensory involvement alone

Question 7

MS?

Answer 7

multiple sclerosis

• Autoimmune diease of CNS
• patient’s present with facial neurological defecit with subacute onset
• Presenting symptoms always involve CNS location of disease activity (most common sensory first then motor)