Hedgehog signal activation in oesophageal cancer patients undergoing neoadjuvant chemoradiotherapy
2008

Hedgehog Signaling in Oesophageal Cancer After Chemoradiotherapy

Sample size: 69 publication 10 minutes Evidence: high

Author Information

Author(s): Yoshikawa R, Nakano Y, Tao L, Koishi K, Matsumoto T, Sasako M, Tsujimura T, Hashimoto-Tamaoki T, Fujiwara Y

Primary Institution: Hyogo College of Medicine

Hypothesis

Can Gli-1 expression predict disease progression and prognosis in oesophageal cancer patients undergoing neoadjuvant chemoradiotherapy?

Conclusion

Gli-1 nuclear expression is a strong and independent predictor of early relapse and poor prognosis in oesophageal cancer after chemoradiotherapy.

Supporting Evidence

  • Patients with Gli-1 nuclear expression had significantly poorer prognoses than those without.
  • All patients with Gli-1 nuclear expression had distant or lymph-node metastasis.
  • Statistical analysis showed that distant recurrence was more common in patients with Gli-1 nuclear expression.

Takeaway

This study found that a protein called Gli-1 can help doctors understand how likely it is for oesophageal cancer to come back after treatment.

Methodology

The study analyzed Gli-1 expression in tissue samples from 69 oesophageal cancer patients who underwent chemoradiotherapy and surgery.

Potential Biases

Potential bias in patient selection and retrospective data collection.

Limitations

The study is retrospective and may not account for all variables affecting prognosis.

Participant Demographics

69 patients (11 women and 58 men; mean age 60.7 years; age range 38–78 years).

Statistical Information

P-Value

P=0.001

Confidence Interval

95% CI 1.676–10.104

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6604361

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