HY USMLE Q #915 – Immuno

A 32-year-old man is brought to hospital for fever and confusion. Vitals are: temperature 103 F, HR 100, RR 16, BP 90/50. Leukocyte count is 24,000/μL. Physical examination shows a right lower lobe consolidation with dullness to percussion. Which of the following is most saliently responsible for this patient’s hypotension?

  IL-1
  IL-2
  IL-6
  TGF-β
  TNF-α