scholarly journals An association analysis of HLA-DRB1 with systemic lupus erythematosus and rheumatoid arthritis in a Japanese population: effects of *09:01 allele on disease phenotypes

Rheumatology ◽  
2013 ◽  
Vol 52 (7) ◽  
pp. 1172-1182 ◽  
Author(s):  
K. Shimane ◽  
Y. Kochi ◽  
A. Suzuki ◽  
Y. Okada ◽  
T. Ishii ◽  
...  
2010 ◽  
Vol 38 (2) ◽  
pp. 264-270 ◽  
Author(s):  
JI-YIH CHEN ◽  
CHIN-MAN WANG ◽  
YEONG-JIAN JAN WU ◽  
SHIN-NING KUO ◽  
CHIUNG-FANG SHIU ◽  
...  

Objective.To investigate the association of the functional FCRL3 single-nucleotide polymorphism (SNP) −169T/C with disease phenotypes and susceptibility to systemic lupus erythematosus (SLE) and rheumatoid arthritis (RA) in Taiwanese.Methods.FCRL3 SNP −169T/C was genotyped in 573 patients with SLE, 670 patients with RA, and 758 controls. Genotype distributions and allele frequencies were compared among the 3 groups as aggregates or as stratified by clinical characteristics, autoantibody profile, and sex within patient groups.Results.Overall, FCRL3 SNP −169T/C was not associated with susceptibility to either SLE or RA. However, −169CC genotype was significantly reduced in leukopenia-positive SLE patients as compared to the leukopenia-negative SLE patients (CC vs CT+TT, p = 6 × 10−4, OR 0.444, 95% CI 0.279–0.708) and controls (p = 6.1 × 10−3, OR 0.583, 95% CI 0.396–0.857). On the other hand, −169TT genotypes were significantly more numerous in RA patients with non-destructive disease as compared with patients with destructive disease (CC+CT vs TT: p = 0.007, OR 1.672, 95% CI 1.149–2.432). The −169T allele frequency was also significantly increased in non-destructive RA compared with patients with destructive disease (C vs T: p = 0.010, OR 1.423, 95% CI 1.089–1.859). FCRL3 SNP −169TT homozygous donors were significantly more numerous among female cyclic citrullinated peptide (CCP)-negative RA patients versus female CCP-positive RA patients (CC+CT vs TT: p = 0.019, OR 1.64, 95% CI 1.085–2.479).Conclusion.The functional FCRL3 SNP −169T/C appears to play important roles in the development of certain phenotypes such as SLE leukopenia and RA disease severity in Taiwanese patients with SLE and RA.


2008 ◽  
Vol 58 (7) ◽  
pp. 1940-1946 ◽  
Author(s):  
Shu Kobayashi ◽  
Katsunori Ikari ◽  
Hirotaka Kaneko ◽  
Yuta Kochi ◽  
Kazuhiko Yamamoto ◽  
...  

2021 ◽  
Vol 80 (Suppl 1) ◽  
pp. 609.1-609
Author(s):  
J. Sabo ◽  
N. Singh ◽  
D. A. Crane ◽  
D. R. Doody ◽  
M. A. Schiff ◽  
...  

Background:Women with rheumatoid arthritis (RA) or systemic lupus erythematosus (SLE) have greater risk of adverse obstetric and birth outcomes than women without these conditions. Infant outcomes are less well-studied. It is unknown whether re-hospitalization after delivery occurs more often for affected mothers and their infants.Objectives:We compared obstetric outcomes among women with and without RA or SLE, and birth outcomes among their infants. Maternal and infant rehospitalizations <2 years of delivery were also compared.Methods:This population-based cohort study used linked birth-hospital discharge data from Washington State for 1987-2014. International Classification of Disease 9th revision (ICD9) codes identified all women with RA (ICD9 714.X, 725.X) and SLE (ICD9 710, 710.0, 710.1) in the hospital discharge record at delivery, and a 10:1 comparison group of women without these codes. Analyses were restricted to singleton live births (1,223 RA; 1,354 SLE). Poisson regression with robust standard errors estimated relative risks (RR) and 95% confidence intervals (CI) for selected outcomes, accounting for delivery year, maternal age, and parity.Results:Many adverse outcomes were more common among RA and SLE cases than among comparison women. Preeclampsia occurred more often during pregnancies of women with RA (RR 1.42, 95% CI 1.17-1.71) or SLE (RR 2.33, 95% CI 2.01-2.70), as did preterm rupture of membranes (PROM, RR 2.85, 95% CI 2.20-3.72 for RA; RR 3.28, 95% CI 2.54-4.23 for SLE). Cesarean deliveries were more common among nulliparous women in both groups (RR 1.32, 95% CI 1.18-1.48 for both conditions). Infants of women with RA or SLE were more likely to weigh <2500 g (RR 2.08, 95% CI 1.72-2.52 for RA; RR 4.88, 95% CI 4.27-5.58 for SLE), be small for gestational age (RR 1.25, 95% CI 1.07-2.50; RR 2.30; 2.04-2.59, respectively), delivered at <32 weeks gestation (RR 1.83, 95% CI 1.13-2.97; RR 5.13, 95% CI 3.75-7.01, respectively), and require neonatal intensive care unit admission (NICU, RR 1.89, 95% CI 1.56-2.30; RR 2.71, 95% CI 2.25-3.28, respectively). Infants of women with SLE were more likely to have a malformation (RR 1.46, 95% CI 1.21-1.75) or die within 2 years (RR 2.11, 95% CI 1.21-3.67). Rehospitalization levels among both women with RA (RR 2.22; 1.62-3.04) and SLE (RR 2.78, 95% CI 2.15-3.59) were greatest <6 months of delivery and declined over time. Infants of women with SLE had increased rehospitalization <6 months (RR 1.64, 95% CI 1.36-1.98).Conclusion:Consistent with prior literature, we found women with RA or SLE experienced many adverse outcomes. In our data, these included preeclampsia, PROM, and cesarean deliveries, with increased risks more notable among women with SLE. Infants of women with either condition were more likely to weigh <2500g, be <32 weeks gestation, small for gestational age, and require NICU admission than infants of comparison women. Only infants of women with SLE had increased malformations. Maternal rehospitalization after delivery was more common in both groups; most marked at <6 months. Infant rehospitalizations were increased in both cohorts to a lesser extent. Close follow-up during this time period is crucial to minimize adverse outcomes.Disclosure of Interests:Julianna Sabo: None declared, Namrata Singh: None declared, Deborah A. Crane: None declared, David R. Doody: None declared, Melissa A. Schiff: None declared, Beth A. Mueller Shareholder of: Household owns shares in AstraZeneca


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