National observational study about the surgical treatment of anal fistula: Does the kind of hospital modify the results?

Introduction: Performing the surgical procedure in a high-volume center has been seen to be important for some surgical procedures. However, this issue has not been studied for patients with an anal fistula (AF).

Material And Methods: A retrospective multicentric study was performed including the patients who underwent AF surgery in 2019 in 56 Spanish hospitals.

Anal Dysplasia Screening in People Living with HIV: Long-Term Follow-Up in a Large Cohort from Northwest Spain.

Anal squamous cell carcinoma (SCC) is not a common disease in the general population, although its incidence is higher in people living with human immunodeficiency virus (PLWH). Anal SCC is caused by human papillomavirus (HPV) infection and arises from premalignant lesions termed squamous intraepithelial lesions (SILs). SIL surveillance programs are based on the early detection and treatment of SILs, especially those with a higher risk of transforming into cancer.