21 yearold female presents with history of mild bilateral ptosis, proximal muscle weakness and easy fatiguability. Which amongst the following, is best in diagnosing this condition: March 2013 (b)
Ans. B i.e. Edrophonium test Myasthenia gravis Decreased myoneural junction transmission Features: Dysahria, Dysphagia, Proximal muscle weakness, Sensory modalities and deep tendon reflexes are NORMAL MC used cholinergic drugs: Pyridostigmine/neostigmine Surgical procedure (should be done in all cases): Thymectomy
Muscle biopsy
Edrophonium test
Repetitive nerve stimulation test
Electromyography