Importance of CEA and VEGF in Diagnosing Colorectal Cancer
Author Information
Author(s): Dbouk Hashem A., Tawil Ayman, Nasr Fahd, Kandakarjian Loucine, Abou-Merhi Raghida
Primary Institution: Lebanese University
Hypothesis
Can simultaneous blood tests for CEA and VEGF improve the diagnosis of colorectal cancer?
Conclusion
The combination of serum CEA and plasma VEGF levels can help detect colorectal cancer in Lebanese patients.
Supporting Evidence
- CEA and VEGF levels were significantly higher in patients compared to controls.
- The positive predictive value for CEA was 95.4% and for VEGF was 89.5%.
- Combined testing of CEA and VEGF showed a positive predictive value of 88%.
- The study highlights the need for better cancer detection methods in Lebanon.
Takeaway
Doctors can use blood tests for two markers, CEA and VEGF, to help find out if someone has colorectal cancer.
Methodology
The study tested blood samples from 36 colorectal cancer patients and 8 healthy controls for CEA and VEGF levels using ELISA.
Limitations
The small sample size limits the generalizability of the findings.
Participant Demographics
36 patients (20 males, 16 females, mean age 67) and 8 healthy controls (6 males, 2 females, mean age 40).
Statistical Information
Statistical Significance
p>0.05
Digital Object Identifier (DOI)
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