Colorectal Cancer

Exam Cram

• Colorectal cancers includes cancers of the large bowel and rectum

• Histology: adenocarcinomas

• Prognosis varies as per stage of diagnosis

• Management: surgery, chemotherapy, radiotherapy and end of life

Med Reg Notes

Risk Factors for developing CRC

• Primary Sclerosing Cholangitis x4 lifetime risk

• Ulcerative Colitis: 2% after 20yrs, 8% after 30yrs

• PSC + UC: highest incidence: 30% risk over 20yrs

• Lifetime incidence 4%

Resources and References

Written in 2025