Samar A. Al-Emadi

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Biologics, including tumor necrosis factor (TNF) inhibitors, are increasingly used for the treatment of inflammatory conditions such as rheumatoid arthritis (RA), psoriatic arthritis, and ankylosing spondylitis. The efficacy of these drugs has been demonstrated in randomized controlled trials (RCTs). However, these studies are conducted in controlled(More)
Background and Objectives. The human leukocyte antigen HLA-B27 is a class 1 antigen of the major histocompatibility complex and is strongly associated with ankylosing spondylitis (AS). The purpose of the present study is to investigate the distribution of HLA-B27 in patients with AS of different ethnic groups in Qatar. Design and Setting. Study design was(More)
OBJECTIVE To investigate the prevalence of vitamin D deficiency among health care professionals working at Hamad Medical Corporation in Doha, Qatar. METHODS Between 15th January 2007 and 15th January 2008, 340 healthy volunteers were included in this study. Each subject completed a diary to determine the duration of sunlight exposure, and vitamin D(More)
Context. Antiphospholipid antibodies syndrome is an autoimmune disorder that is characterized by the association between presence of antiphospholipid antibodies and risk of thrombosis and/or pregnancy morbidity. Objectives. To systematically review the evidence for primary prophylaxis in patients with antiphospholipids antibodies syndrome or APS with or(More)
AIM To study the clinical presentation of poststreptococcal reactive arthritis (PSRA) and its periarticular manifestation. METHODS This is a retrospective study. The files of all patients diagnosed with PSRA between January 2004 and November 2007 were reviewed with a predetermined checklist. Patients were included if they met our study criteria for(More)
Pregnancy in women with rheumatic disorders is known to be associated with risks for both the mother and fetus; however, these risks can be minimized with proper planning and careful management of the disease. In the Middle East, there are specific cultural challenges that may have a negative impact on the care that women with rheumatic disorders receive.(More)
The age of onset of rheumatoid arthritis (RA) is an important outcome predictor. Northern countries report an age of RA onset of around 50 years, but apparently, variability exists across different geographical regions. The objective of the present study is to assess whether the age of onset of RA varies across latitudes worldwide. In a proof-of-concept(More)
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