8,200 new cases of anal cancer were estimated for 2017.

Anal cancer represents only 2.5% of digestive system cancers.

The incidence of anal cancer has increased in the past 30 years worldwide.

Reference(s)

• SiegelRL, MillerKD, JemalA. Cancer statistics, 2017. CA Cancer J Clin. 2017;67:7-30.