FDG-PET as a Prognostic Factor in Head and Neck Cancer
Author Information
Author(s): Halfpenny W, Hain S F, Biassoni L, Maisey M N, Sherman J A, McGurk M
Primary Institution: Guy's and St Thomas's Hospitals
Hypothesis
Does high standardized uptake value (SUV) on positron emission tomography (PET) have prognostic significance in head and neck cancer?
Conclusion
High FDG uptake on PET is an important marker for poor outcome in primary squamous cell carcinoma of the head and neck.
Supporting Evidence
- High SUV was associated with poor survival in previous studies.
- An SUV >10 predicted significantly worse outcomes.
- Multivariate analysis showed SUV >10 provided prognostic information independent of tumor stage.
Takeaway
This study found that if a cancer in the head and neck takes up a lot of a special sugar during a scan, it might mean the cancer is more dangerous and harder to treat.
Methodology
Seventy-three patients with newly diagnosed squamous cell carcinoma underwent FDG-PET evaluation before treatment, with analysis of various factors related to survival.
Potential Biases
Potential bias due to exclusion of diabetic patients and those with incomplete data.
Limitations
Diabetic patients and those with incomplete data were excluded, which may limit the generalizability of the findings.
Participant Demographics
Patients with newly diagnosed squamous cell carcinoma of the head and neck, with a median follow-up of 39 months.
Statistical Information
P-Value
P=0.002
Confidence Interval
95% CI 0.8–1.3
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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