1. Presented by William Westra, M.D. and prepared by Mark Samols, M.D., Ph.D.

50 year-old man with unilateral nasal polyp

images/samols/1105123a.jpg
images/samols/1105123b.jpg
images/samols/1105123c.jpg
images/samols/1105123f.jpg
images/samols/1105123e.jpg