Surgical treatment for anal intraepithelial neoplasia

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Added: 06.12.2018
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The prevalence of anal squamous intraepithelial lesions is high among human immunodeficiency virus-positive homosexual males and, to a lesser extent, among human immunodeficiency virus-negative homosexual males. Furthermore, the incidence of high-grade squamous intraepithelial lesions, the putative precursor lesion to invasive cancer, is also high. We report the first prospective study of high-resolution anoscopy-directed surgical treatment of high-grade squamous intraepithelial lesions. Follow-up anoscopy with biopsy and Papanicolaou smear was performed every three to six months. Patients diagnosed with high-grade squamous intraepithelial lesions during the course of their participation in a prospective cohort study of anal squamous intraepithelial lesions were identified. From this group, 37 patients who were treated surgically between and were studied.
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HSIL is considered pre-cancerous, and over time can develop into invasive cancer. Risk factors The risk factors for AIN are the same as for anal cancer, and include the immunosuppressed e. HIV and transplant patients , and those with previous anal warts. This vaccine has been shown to reduce the risk of anal and cervical dysplasia and cancer by targeting the Human Papilloma Virus HPV serotypes 16, 18, 6 and There is possibly a very small advantage to those already with HPV infection and severe dysplasia also having the vaccine to help them eliminate the wart virus however this is contentious and remains debated. AIN 3 treatment is aimed at eradicating AIN and preventing anal cancer with minimal disturbance to anal function.
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Human papillomavirus and HPV vaccines: a review

Consult VA pharmacists for alternatives. Key Points HIV-infected patients are at much higher risk of developing squamous cell cancer of the anus SCCA than the general population and have a poorer 5-year survival rate once it is diagnosed. At-risk populations include all HIV-infected men and women, particularly MSM with or without HIV infection , any patient with a history of anogenital condyloma, and women with abnormal cervical or vulvar histology.
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Carlos E. Pineda M. The disease is increasing in both incidence and prevalence, especially among patients with the following risk factors: Anal cytology and reflex HPV DNA testing are used to screen for disease, particularly among patients with the aforementioned risk factors. Evaluation of the patient should include physical examination and high-resolution anoscopy HRA to evaluate for disease above and below the dentate line.
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