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A 38-year-old male with a history of sarcoidosis and a one-week history of subacute onset of progressive weakness was admitted to the hospital with difficulty ambulating. On examination, you appreciate bilateral lower extremity weakness and hyporeflexia. Based on the clinical history and EMG findings shown below what is the most likely diagnosis?
Identify the finding shown in the EEG below:
What is the earliest NCS/EMG abnormality found in AIDP?
With of the following CMT types present with an axonal pre-dominant peripheral neuropathy?
A four-year-old boy with no significant past medical history is brought to your clinic due to difficulty walking. His mother states that he began walking at 12 months of age, but in the past few months, he seems to be more fatigued and weak when walking. On physical exam, his calves seem to be abnormally large. This disorder is caused by what mutation?
A 20-year-old male presents to your clinic for weakness. He is the star baseball player at the local university, but during the season his batting average has been dropping, and he finds he is having trouble standing on his toes, performing overhead shoulder presses, and more recently ascending steps. You give him a script for some blood testing and an EMG/NCS and schedule a follow-up in 2 weeks.
Unfortunately, shortly after returning home he had a fall down a flight of stairs and sustained a compound radius fracture. He was taken to the emergency room where an open reduction and fixation (ORIF) was performed. Shortly after the surgery, he developed tachycardia, tachypnea, and masseter muscle contractions, which then progressed to fever and rigidity.
Which of the following test results is most likely to be seen in this patient?
What is the state of the patient in the EEG shown below?
A 57-year-old woman with a past medical history of hypothyroidism was referred to the EMG lab with a one-year history of right-hand numbness. Based on the EMG data shown below, what is the most appropriate next step in medical management?
A 5-month-old female is brought to the emergency room by her parents because of an episode concerning for possible seizure. On arrival, the patient appears back to her clinical baseline neurologically. Several hypomelanotic lesions are appreciated while performing a skin check. The mother notes that her older brother has similar skin findings. An EEG is performed and shown below. A typical event was captured that correlated with an electrodecrement of cortical activity on EEG.
Based on the child’s diagnosis, what is the most appropriate therapy?