colorectal cancer

Screening

•Fecal Occult Blood Test

•Flexible Sigmoidoscopy (flex-sig)

•Colonoscopy
Screening
- •Fecal occult blood testing (FOBT)
- A high-sensitivity fecal occult blood test (FOBT) checks for occult blood in three consecutive
- stool samples.
•Limitations of FOBT
- –Diet and concomitant medications may affect test results of guaiac-based
- FOBT
•Colonoscopy
•The most complete screening procedure
•Examination of the entire large bowel

•Currently the preferred screening method

•Routine schedule: Every 10 years
•Double Contrast Barium enema
- –Should only be used as an alternative for patients who can not undergo a colonoscopy
- or colonoscopy is technically incomplete
•Computed Tomographic Colonography

Lack of consensus on the use of CT colonography as a primary screening tool
•Stool DNA Test

Currently is not considered a first-line screening tool
•Tumor marker
- •Not useful as a screening test – important for evaluating
- response to treatment
Colon Cancer Prognostic Indicators
- The stage of cancer at diagnosis is the most important
- prognostic indicator for survival and recurrence

Author

mjpateluncc

15462

Card Set

colorectal cancer

Description

hemo-onco

Updated

2010-04-21T03:52:51Z

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