Lower GI 2017

Current guidelines: What is considered standard of care for RT? Karin Haustermans Department of Radiation Oncology UZ Leuven

Incidence and risk factors

• Rare disease – Annual incidence: 1/100 000 (USA) – Incidence is rising over the last 25 years • 5 year survival: +/- 60% • Risk factors: – HPV (in 90% of the patients) – HIV or HSV (secondary role in disease progression) – Immune suppression (transplant recipients) – Cigarette smoking (persistence HPV)

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