Anorectal pain

DDx

Hemorrhoids
Perianal abscess
Perianal fistula, eg, Crohn’s disease
Infectious proctitis, eg, gonorrhea, syphilis, chlamydia
Rectal prolapse or intussusception
Anal skin tag
Anal fissure, eg, trauma, Crohn’s disease, tuberculosis, leukemia
Anorectal herpes simplex
Anogenital warts (condyloma acuminata)
Primary syphilis (chancre)
Secondary syphilis (condyloma lata)
Lymphogranuloma venereum (proctocolitis, perianal ulcer, anorectal strictures or fistulas)
Pruritus ani
Anal or rectal cancer
Proctalgia fugax or levator ani syndrome
Rectocele
Solitary rectal ulcer syndrome

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