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Clinical Articles / BY: Elissa Press, BA September 2002
... nodes, especially on the left side, where the largest node was 2 cm and tender. He underwent a colonoscopy, and a 5 ... developing anal squamous cell carcinoma. Although HPV type 16 (which is oncogenic) is the most common genotype in both ... the risk of anal squamous cell carcinoma tenfold [16]  and approximately 50% of patients with anal squamous ...