Question: A 41 year old female underwent excision of a mediastinal mass found to be a thymic lipoma. She awoke with immediate hoarseness but was told that it was related to intubation trauma. Four years later, nasopharyngoscopy is performed and the patient is found to have a right true vocal fold immobility. She is counseled regarding the outcomes of ansa cervicalis to recurrent laryngeal nerve reinnervation. Beyond what time point do the outcomes of ansa to RLN reinnervation diminish?

a) 6 months

b) 12 months

c) 2 years

d) 5 years

[Answer will be posted with next week's new question]

Answer to last week's question, "Not What You Expected" (December 10, 2018)

Osteoma.