Myasthenia Gravis

Question 1

Is it ascending or descending

Answer 1

Descending ( MG- mind to ground)

Question 2

Ocular myasthenia gravis

Answer 2

Muscle weakness in the eyes

Question 3

In severe cases what will be affected

Answer 3

The diaphragm will be weak and it can become apnea

Question 4

What does MG do

Answer 4

Interferes with ACh of voluntary muscles

Question 5

What is suspicious with MG

Answer 5

The thymus gland

Question 6

What must RTs measure when suspicious MG

Answer 6

VT, NIF( <20) and VC(<15) if under these values= intubate

Question 7

Pathological changes

Answer 7

Alveolar consolidation, mucus accumulation and airway obstruction

Question 8

What type of group are most common in Mg

Answer 8

Males 40-70 yrs and females 15-35 yrs

Question 9

What is the gold standard to diagnosis MG

Answer 9

Edrophonium test aka tension challenge

Question 10

What procedure can be done to improve symptoms of MG

Answer 10

Thymectomy reduce symptoms

Question 11

Is MG restrictive or obstructive

Answer 11

Restrictive

Question 12

What will be seen with PFT

Answer 12

Decreased MEP and MIP