Wiktionary
myasthenic
a. Of, pertaining to, or suffering from myasthenia. n. An individual who has myasthenia.
WordNet
Usage examples of "myasthenic".
Immediately, she noticed that the scarring on his face was gone too, as was the damage to his eyelid, which had given him the permanent sleepy-eyed look of a myasthenic in the throes of crisis.