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Screening and diagnosis of colorectal cancer 

Screening and diagnosis of colorectal cancer
Screening and diagnosis of colorectal cancer

Kai J. Leong

and Dion Morton

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date: 15 January 2021

Screening is effective in reducing colorectal cancer deaths in an average risk population

Screening strategy for increased risk individuals involves risk stratification on the basis of family history, the detection of genetic mutations, or the duration of disease for patients with pancolitis

Newer screening options appear promising and have the potential to either replace or act as adjuncts to current screening modalities

Less than a third of patients with colorectal cancers present with symptoms that are independently associated with the disease

Colonoscopy is the gold standard investigation for suspected colorectal cancer but is associated with some significant risks.

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