Question: A 22 year old male is referred for a neck mass. Examination reveals a large, roughly 4 cm right neck mass that is pulsatile and right vocal fold immobility. MR imaging reveals a hypervascular lesion centered at the carotid bifurcation and two others at the skull base in the jugular foramen. The genetic variant that causes this condition involves which of the following?

a) Succinate dehydrogenase

b) Tyrosine kinase

c) SMARCB1

d) p53

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

Answer to last week's question, “It’s In The Genes” (October 11, 2021)

D - Improvement in sinonasal disease control can improve pulmonary outcomes