Linitis plastica epidemiology and demographics
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1];Associate Editor(s)-in-Chief: Hadeel Maksoud M.D.[2]
Overview
The exact incidence and prevalence for linitis plastica is unknown, however, linitis plastica is estimated to account for almost 30% of gastric cancers with a declining incidence.
Epidemiology and Demographics
Incidence
- The exact incidence of linitis plastica is unknown.[1]
- The incidence for gastric cancer overall in 2012 was 7.2 per 100,000 in the United States.
- Linitis plastica was previously thought to account for 10% of gastric cancer, but now may account for as much as 30% of gastric cancers.
- There has been a gradual decline in the incidence of linitis plastica.
Prevalence
- The exact prevalence of linitis plastica is unknown.[1]
- The prevalence of gastric cancer is estimated to be 22,220 cases annually.
- The prevalence of linitis plastica is approximately 23.5 per 100,000 in 2011 in the United States.
Case-fatality rate/Mortality rate
The 5-year survival rate for linitis plastica is around 10-20% in Japan and Europe.[1]
Age
Linitis plastica commonly affects individuals younger than 40 years of age. The median age at diagnosis is between 20 - 25 years.[1]
Race
Linitis plastica usually affects individuals of Asian origin including Korean, Chinese, Taiwanese and Japanese populations. However, it is becoming more frequent in Europe.[1]
| Race | Number affected by gastric cancer per 100,000 | |
|---|---|---|
| Male | Female | |
| White | 9 | 4.5 |
| Black | 13.6 | 7.8 |
| Hispanic | 13 | 8.5 |
| Non-Hispanic | 13.7 | 8.1 |
| Asian/Pacific Islander | 14 | 8 |
| American Indian/Alaskan Native | 13.7 | 8.1 |
Gender
Linitis plastica affects men and women equally.
Region
The majority of linitis plastica cases are reported in Asia in countries including China and Japan.[2]
References
- ↑ 1.0 1.1 1.2 1.3 1.4 Siegel R, Ma J, Zou Z, Jemal A (2014). "Cancer statistics, 2014". CA Cancer J Clin. 64 (1): 9–29. doi:10.3322/caac.21208. PMID 24399786.
- ↑ Jemal A, Bray F, Center MM, Ferlay J, Ward E, Forman D (2011). "Global cancer statistics". CA Cancer J Clin. 61 (2): 69–90. doi:10.3322/caac.20107. PMID 21296855.