Welcome to IANSWe are the world's first professional society devoted to the prevention and treatment of AIN (anal intraepithelial neoplasia) and anal cancer. Our mission is to provide a forum for individuals with a broad spectrum of backgrounds, viewpoints and geographic origin, an exchange of ideas and dissemination of knowledge regarding the pathogenesis, diagnosis, treatment and prevention of anal neoplasia. |
Screening GuidelinesAnal cancer screening guidelines are now published in the International Journal of Cancer
In the News
Treatment of Anal High-Grade Squamous Intraepithelial Lesions to Prevent Anal Cancer
Human Papillomavirus Vaccination for Adults: Updated Recommendations of the Advisory Committee on Immunization Practices
| WebRounds
IANS Europe CornerJoin the committee the first Thursday of the month Due to circumstances we will move the meeting to December 5th June Patient Seminar (recording)
Career Center
Donate TodayHelp low income clinicians become a member of IANS by donating today! | Courses
Scientific Meeting - June 2025
HRA Clinical Workshop - June 5, 2025 Scientific Meeting IANS Podcast |
ANCHOR Study results published in The New England Journal of Medicine
Website Spotlight
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