%0 Journal Article %T Before and after Anorectal Surgery: Which Information Is Needed from the Functional Laboratory? %A Ernst Klar %A Frank Schwandner %A Maria Witte %J Archive of "Visceral Medicine". %D 2018 %R 10.1159/000486693 %X Anorectal surgery covers a wide spectrum of surgery. Diagnostic workup of anorectal disease is based on clinical examination with basic functional tests followed by more elaborate diagnostic tests. Since the incidence of anorectal disorders increases with age, more patients will present in outpatient clinics, thus underlining the relevance of this topic %K Anorectal surgery %K Anal incontinence %K Digital rectal examination %K Anal manometry %K Water holding procedure %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5981634/