Assertion: anal fistula | /r/HasProperty | complex
Facets:
Source sentences:
text: Anal fistulas are considered complex when they cross a significant amount of sphincter (high transsphincteric, extrasphincteric, suprasphincteric) or are associated with high-risk conditions (Crohn’s disease, preexisting fecal incontinence, multiple tracts, anterior location in women).