Review
Copyright ©The Author(s) 2022.
World J Gastroenterol. May 14, 2022; 28(18): 1902-1921
Published online May 14, 2022. doi: 10.3748/wjg.v28.i18.1902
Table 6 Perianal Crohn’s disease activity index
Categories affected by fistulas
Score
Discharge
No discharge0
Minimal mucous discharge1
Moderate mucous or purulent discharge2
Substantial discharge3
Gross fecal soiling4
Pain/restriction of activities
No activity restriction0
Mild discomfort, no restriction1
Moderate discomfort, some limitation of activities2
Marked discomfort, marked limitation3
Severe pain, severe limitation4
Restriction of sexual activity
No restriction sexual activity0
Slight restriction sexual activity1
Moderate limitation sexual activity2
Marked limitation sexual activity3
Unable to engage in sexual activity4
Type of perineal disease
No perineal disease/skin tags0
Anal fissure or mucosal tear1
< 3 Perianal fistulae2
≥ Perianal fistulae3
Anal sphincter ulceration or fistulae with significant undermining of skin4
Degree of induration
No induration0
Minimal induration1
Moderate induration2
Substantial induration3
Gross fluctuance/abscess4