Efficacy of Trichloroacetic Acid in the Treatment of Anal Intraepithelial Neoplasia in HIV-Positive and HIV-Negative Men Who Have Sex With Men

"On a per lesion basis, 73% of AIN 1 and 71% AIN 2/3 cleared to no lesion or AIN 1 or less, respectively. Conclusions: Topical 85% TCA was safe and well tolerated. It was more effective in younger patients and among HIV-positive patients, those with 2 or fewer lesions. A high proportion of AIN 2/3 lesions responded to TCA treatment."

Read more in JAIDS, September 24, 2009.