Liver mass epidemiology and demographics
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Maria Fernanda Villarreal, M.D. [2]
Overview
Liver masses are common. The annual incidence rate of malignant liver mass is approximately 6 per 100,000 individuals in the United States. The incidence rate of liver mass increases with age, prior cancer; The median age at diagnosis varies widely between 5 to 60 years. Females are more commonly affected with benign liver masses than males. The female to male ratio is approximately 2.3 to 1. However, males are more commonly affected with malignant liver masses than females. The male to female ratio is approximately 3 to 1. The incidence of malignant liver mass varies widely among different ethnic groups and geographic locations.
Epidemiology and Demographics
Incidence
- The annual incidence rate of malignant liver mass is approximately 6 per 100,000 individuals in the United States.
- The incidence rate of liver mass increases with age, prior cancer
Prevalence
Age
- The median age at diagnosis of liver mass varies widely between 5 to 60 years
- However, the mean age at diagnosis in malignant liver mass is between 50 and 60 years
Gender
- Females are more commonly affected with benign liver masses than males. The female to male ratio is approximately 2.3 to 1.
- However, males are more commonly affected with malignant liver masses than females. The male to female ratio is approximately 3 to 1.
Ethnicity
- The incidence of malignant liver mass varies widely among different ethnic groups and geographic locations.
- The incidence of malignant liver mass is higher among Asian population.