Objective To assess whether women with a genetic predisposition to medical conditions known to increase pre-eclampsia risk have an increased risk of pre-eclampsia in pregnancy. Design Case-control study. Setting and population Pre-eclampsia cases (n = 498) and controls (n = 1864) in women of European ancestry from five US sites genotyped on a cardiovascular gene-centric array. Methods Significant single-nucleotide polymorphisms (SNPs) from 21 traits in seven disease categories (cardiovascular, inflammatory/autoimmune, insulin resistance, liver, obesity, renal and thrombophilia) with published genome-wide association studies (GWAS) were used to create a genetic instrument for each trait. Multivariable logistic regression was used to test the association of each continuous scaled genetic instrument with preeclampsia. Odds of pre-eclampsia were compared across quartiles of the genetic instrument and evaluated for significance. Main outcome measures Genetic predisposition to medical conditions and relationship with pre-eclampsia. Results An increasing burden of risk alleles for elevated diastolic blood pressure (DBP) and increased body mass index (BMI) were associated with an increased risk of pre-eclampsia (DBP, overall OR 1.11, 95% CI 1.01-1.21, P = 0.025; BMI, OR 1.10, 95% CI 1.00-1.20, P = 0.042), whereas alleles associated with elevated alkaline phosphatase (ALP) were protective (OR 0.89, 95% CI 0.82-0.97, P = 0.008), driven primarily by pleiotropic effects of variants in the FADS gene region. The effect of DBP genetic loci was even greater in early-onset pre-eclampsia cases (at <34 weeks of gestation, OR 1.30, 95% CI 1.08-1.56, P = 0.005). For other traits, there was no evidence of an association. Conclusions These results suggest that the underlying genetic architecture of pre-eclampsia may be shared with other disorders, specifically hypertension and obesity.
While advances in science and technology have increased options for treating breast cancer, current social trends have changed the way people deal with this disease. Women in the United States are no longer simply passive patients, but rather they are survivors, advocates and activists who are speaking up for themselves and speaking out for issues relevant to the treatment and prevention of breast cancer. As the discoveries of basic science have been translated to better clinical treatment, a new sense of hope has emerged. Quality of life now shares the spotlight with quantity of life as breast cancer has shifted from an acute to a chronic condition and as the numbers of long-term survivors increase. While this new population tends to have more optimistic expectations for survival, they are also expressing concerns about issues affecting their lives through and beyond treatment. These issues include, but are not limited to, such concerns as efficient and accurate diagnosis, the complexity of treatment decisions, access to quality cancer care, informed consent, privacy issues, availability of supportive care treatments, and effective communication skills, especially with their physicians. Survivors are also concerned about the impact of their disease on spouses and family, on fertility and sexuality issues, on their employment and (in the USA) insurability, and on their long-term survival. The identification of these increasing issues has given rise to a consumer movement that encourages a shift away from powerless victim to empowered survivor.
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