Holly Elser , Dóra Körmendiné Farkas , Lindsay J. Collin , Malene Risager Lykke , Cecilia Hvitfeldt Fuglsang , Henrik Toft Sørensen
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引用次数: 0
Abstract
Background
Neoplasms can compress or infiltrate the facial nerve, leading to facial nerve paresis or palsy (FNP). As evidence regarding cancers outside the head, neck, and nervous system in persons initially diagnosed with FNP remains limited, we examined the overall and site-specific cancer rates among all patients diagnosed with FNP in Denmark over a 29-year study period.
Methods
We conducted a hospital-based cohort study in Denmark, 1994–2022, identifying FNP from inpatient, outpatient, or emergency room visits. We computed absolute risks (AR), and age- and sex-standardized incidence ratios (SIR) with corresponding 95 % confidence intervals (CIs) for all cancers, cancer groups, and site-specific cancers diagnosed <1 year and ≥1 after FNP diagnosis.
Results
There were 27,147 recorded diagnoses of FNP. For cancers diagnosed <1 year after FNP, the AR was 1.67 % (95 %CI: 1.53,1.83) and the SIR was 2.62 (95 %CI: 2.38,2.87) with strong associations for cancers of the nervous system (SIR=14.7, 95 %CI: 12.1,17.7) and head and neck (SIR = 8.37, 95 %CI: 6.41,10.7). For cancers diagnosed ≥1 year after FNP, the AR was 20.2 % (95 %CI: 18.0,22.6) and the SIR was 1.08 (95 %CI: 1.04,1.13) with persistent associations for cancers of the salivary gland (SIR=2.43, 95 %CI: 1.11,4.62), brain (SIR = 1.48, 95 %CI: 1.16,1.86), spinal cord, cranial nerves, and other parts of the central nervous system (SIR = 1.83, 95 %CI: 1.22,2.62), liver (SIR = 2.02, 95 %CI: 1.50,2.65), and anus (SIR = 1.94, 95 %CI: 1.09,3.20).
Conclusion
Rates of local cancers remained persistently elevated among persons diagnosed with FNP as compared with the Danish general population, as did rates of distant cancers implying a key role for metastatic disease as an underlying cause of FNP. Research that explores these associations by cancer stage may yield additional insight into these observed associations.
期刊介绍:
Cancer Epidemiology is dedicated to increasing understanding about cancer causes, prevention and control. The scope of the journal embraces all aspects of cancer epidemiology including:
• Descriptive epidemiology
• Studies of risk factors for disease initiation, development and prognosis
• Screening and early detection
• Prevention and control
• Methodological issues
The journal publishes original research articles (full length and short reports), systematic reviews and meta-analyses, editorials, commentaries and letters to the editor commenting on previously published research.