Exam (elaborations)
Myasthenia Gravis (Exam Elaborations) – Questions & Answers (A+)
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Myasthenia Gravis (Exam Elaborations) – Questions & Answers (A+)
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Myasthenia Gravis (Exam Elaborations) – Questions &Answers (A+)
What is the major autoantigen in MG Right Ans - Nicotinic AchR
Main feature of MG Right Ans - Fatiguability
During the progression of MG,after 15 to 20 years, weakness often becomes
fixed and the most severely involved muscles are frequently atrophic. This is
called the__? Right Ans - burnt-out stage)
Most common initial symptom of MG Right Ans - ptosis with or without
diplopia
These set of criteria immediately invoked exclusion (4) Right Ans - 1.
Cognitive changes
2. Sensory signs or symptoms
3. Cerebellar abnormalities
4. Autonomic dysfunction
In MG, weakness of lateral and medial recti may produce this condition
Right Ans - pseudo-internuclear ophthalmoplegia
Most common presentation of ocular MG Right Ans - combination of
diplopia and ptosis
This are the most common forms of ophthalmoplegia in MG Right Ans -
Weakness of medial rectus
Weakness of upwardgaze
This is a phenomena seen when patient first looks down for a short period
and then makes a saccade back to primary position Right Ans - COGAN'S
LID RETRACTION
This is a sign that occur upon lid closure to command, the orbicularis muscle
initially may achieve lid apposition; however, as the patient continues to try to
keep the eyes forcefully closed over a minute, the orbicularis oculi fatigues,
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