Neuro

Question 1

Guillaine-Barre Ix?

Answer 1

Lumbar puncture - high protein
Nerve conduction studies - low motor nerve conduction velocity, prolonged distal motor latency, increased F wave latency

Question 2

Myasthenia gravis antibodies?

Answer 2

ACh receptor antibodies

Question 3

Lambert-Eaton myasthenic syndrome antibodies

Answer 3

Voltage gated calcium channel antibodies

Question 4

Myasthenia gravis Pcx?

Answer 4

Proximal weakness, ocular weakness (ptosis), increased fatigueability with exercise

Question 5

Lambert-Eaton myasthenic syndrome Pcx?

Answer 5

repeated muscle contractions lead to increased strength, limb girdle weakness (lower limbs first), hyporeflexia, autonomic symptoms (dry mouth, impotence, difficulty micturating),

Question 6

Lambert-Eaton Ix?

Answer 6

EMG - incremental response to repetitive electrical stimulation