As a PA student on your Internal Medicine Rotation, you are…
As a PA student on your Internal Medicine Rotation, you are evaluating a 28-year-old female patient who complains of “double vision” and has several abnormal findings on exam. While performing a cranial nerve exam, you notice that the patient has left-sided ptosis which seems to become more pronounced when she makes an effort to keep her eyes wide open during the exam. You also notice that her voice is becoming weaker with prolonged speaking, and she seems to have difficulty swallowing. The patient reports recent “choking” spells when eating. Which of the following conditions is the most likely diagnosis for this patient?