Objective: To determine changes over time of serum levels of 25-hydroxy vitamin D (25(OH)D) in Mexican patients with SLE and their relationship with disease activity.
Materials And Methods: Longitudinal and observational study. Women with SLE were included.
Objectives: To determine and compare the prevalence of vitamin D insufficiency and deficiency in patients with systemic lupus erythematosus (SLE) with and without disease activity.
Patients And Methods: We made a comparative, observational, cross-sectional, prospective study of 137 women with SLE according to American College of Rheumatology criteria. Patients with chronic kidney disease, cancer, hyperparathyroidism, pregnancy, and lactation were excluded.