Risk factors of bone metastasis in lung adenocarcinoma
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View abstract on PubMed
Summary
This summary is machine-generated.Lung adenocarcinoma commonly metastasizes to the spine and ribs. Key risk factors for bone metastasis include EGFR gene mutation, elevated CEA levels, and larger tumor size.
Area Of Science
- Oncology
- Medical Research
Background
- Lung adenocarcinoma is a significant cause of cancer-related mortality.
- Bone metastasis is a common and debilitating complication of lung adenocarcinoma.
Purpose Of The Study
- To identify risk factors for bone metastasis in lung adenocarcinoma.
- To develop a predictive model for bone metastasis in lung adenocarcinoma patients.
Main Methods
- Retrospective analysis of 273 newly diagnosed lung adenocarcinoma patients.
- Comparison of clinical and molecular data between bone metastasis and non-bone metastasis groups.
- Multivariate logistic regression and ROC curve analysis to identify independent risk factors and assess model predictive value.
Main Results
- Vertebrae, ribs, and hip bones are the most frequent sites of bone metastasis.
- Positive EGFR gene mutation, CEA > 5 ng/mL, and primary tumor diameter > 3 cm are independent risk factors for bone metastasis.
- The developed risk prediction model demonstrated high predictive accuracy (AUC = 0.912).
Conclusions
- The spine and ribs are primary sites for lung adenocarcinoma bone metastases.
- EGFR mutation, elevated CEA, and tumor size are significant predictors of bone metastasis.
- The identified risk factors can aid in early detection and management of bone metastasis.
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