Provincial Health Services Authority (PHSA) improves the health of British Columbians by seeking province-wide solutions to specialized health care needs in collaboration with BC health authorities and other partners.
Revised 26 Sept 2012
The anal canal should be examined by digital rectal examination during a yearly physical exam.
Anal canal cancer is known to be associated with human papillomavirus (HPV) infection. People at higher than average risk for anal cancer who should be considered for anal cytology testing and anoscopy are those who:
Patients with anal dysplasia or carcinoma in situ should be referred for assessment by colposcopy and subsequent treatment and follow up at the Anal Dysplasia Clinic at St. Paul's Hospital where the appropriate diagnostic and therapeutic equipment is available.
Wide local excision is appropriate for early stage disease.
Abdominoperineal resection (APR) is indicated in patients who have previous pelvic radiation or other contraindications to chemoradiotherapy. APR is also indicated in resistant or recurrent anal cancer.
(per College of American Pathologists, Updated June 2012)
Additional pathologic findings
Revised 16 October 2012
Please refer to the American Joint Committee on Cancer (AJCC) staging guidelines or download the BCCA Staging Diagram and Classification Criteria (TNM).
Stage 0: cancer is limited to mucosa without invasion of the lamina propria
Stage I: T1, N0, M0
Stage II – Stage IIIA: T2-4, N0, M0 or T1-3, N1, M0
Stage IIIB: T4, N1, M0 or any T, N2-3, M0
Stage IV: any T, any N, M1 (Metastatic disease)
Follow-up after curative treatment:
BC Cancer. All Rights Reserved.