Nasal polyps siu_stethescope_thick Appointment siu_people_icon Providers siu_building_4_columns Locations siu_research_microscope Research Overview Nasal polyps are common, noncancerous, teardrop-shaped growths that form in the nose or sinuses Specialty care Otolaryngology-Head and Neck Surgery Otolaryngology | Rhinology Care team Profiles Evans Mutua, DNP, FNP-BC Certified Nurse Practitioner Otolaryngology-Head and Neck Surgery 720 North Bond Street Springfield, IL 62702 Profiles Dana Crosby, MD, MPH Rhinology and Endoscopic Skull Base Surgery Otolaryngology | Rhinology 720 North Bond Street Springfield, IL 62702 Profiles Kody Bolk, MD Rhinology and Endoscopic Skull Base Surgery Otolaryngology | Rhinology 720 North Bond Street Springfield, IL 62702 View all locations Care facilities Locations Locations Clinical trials You can be the future of medicineAt SIU Medicine, our physicians and scientists conduct clinical trials and research studies with the aim of translating findings into new, more effective treatments.