The common risk factors for anal<unk>  include people with chronic constipation, frequent diarrhea, anal trauma, labor complication to the mother, Crohn's disease. Less common risk factors include infants, elderly adults, and people having HIV.
Anal fissure risk factors
Perianal abscess risk factors
Stomatitis risk factors
Anal fissure differential diagnosis
Rectal prolapse risk factors
Trichinosis risk factors
Prostatitis risk factors
Genital candidiasis risk factors