Objective
To examine the mortality and cardiovascular disease (CVD) burden among a population-based cohort of patients with systemic lupus erythematosus (SLE) with previously described late mean onset and low rates of organ-threatening disease.
Methods
This retrospective population-based cohort study investigated incident cases of SLE diagnosed from 1991–2008 and followed through March 2009 to examine rates of death and CVD events: myocardial infarction, stroke, or congestive heart failure hospitalization. Cases were identified using the 1997 update of 1982 American College of Rheumatology SLE criteria. Searches included electronic records, chart audits, and state death matches, with physician review. Age and sex-matched population comparisons facilitated relative event rate calculations.
Results
70 incident SLE cases had late mean onset (52 years), with an incidence of 5 cases per 100,000/year. Matched comparisons showed similar baseline rates of hypertension, hyperlipidemia, and diabetes. However, SLE patients experienced more CVD in the 2 years preceding SLE diagnosis, odds ratio 3.8 (95% CI 1.8, 8.0). The estimated 10-year mortality rates were 26% for SLE subjects versus 19% for comparisons, hazard ratio (HR) 2.1, p<0.01. Adjusted for prior CVD, SLE cases still demonstrated increased hazards of mortality (HR 1.9, p=0.01) and CVD event or death (HR 1.8, p=0.01).
Conclusion
This incident SLE cohort demonstrated approximately doubled mortality and CVD event hazards compared to age and sex-matched comparisons, even after accounting for higher CVD events in the 2 years preceding SLE diagnosis. This raises future research questions regarding delayed lupus diagnosis versus accelerated CVD prior to SLE, particularly in older-onset SLE.
There is currently a shifting focus towards finding natural compounds that may prevent or treat cancer, due to the problems that exist with current chemotherapeutic regimens. The fruit of the Punica granatum (pomegranate) contains hundreds of phytochemicals and pomegranate extracts have recently been shown to exhibit antioxidant properties, thought to be due to the action of ellagic acid, the main polyphenol in pomegranate. In this mini review the effects of pomegranate extracts and ellagic acid on the proliferation of prostate cancer cells and their future potential are discussed.
Overall, serious EAMs of RA have declined among US veterans in both the inpatient and outpatient settings, with the exception of RA lung disease likely reflecting improved detection. Breakpoints in pooled EAM prevalence appear to demonstrate consistent, true declines in severe RA extra-articular disease around 2000. Future work should explore the relationship between temporal EAM trends and specific RA therapies including adoption of biological agents.
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