A 70-year-old man was seen in the surgical outpatient clinic complaining of a 3-month history of loose stools. He normally opens his bowels once a day, but has recently been passing loose motions up to four times a day. The motions have been associated with the passage of blood clots and fresh blood mixed within the stools. His appetite has been normal, but he reports weight loss. The past history was otherwise unremarkable. His father died from cancer at the age of 45 years, but he is unsure of the origin. Examination No pallor or lymphadenopathy is present.

The abdomen is soft and non-tender with no palpable masses. Digital rectal examination is normal. Investigation : Rigid sigmoidoscopy reveals the presence of a sessile mass (figure attached). The biopsy confirms the diagnosis of rectal cancer. How will you treat the patient? *This case is from Docplexus editorial team for educative…