Pauci-immune Lupus Nephritis in Antiphospholipid Disease: A Diagnostic Challenge.

Systemic lupus erythematosus (SLE) is a chronic autoimmune disease that leads to immune complex deposition in different organs, especially the kidneys. Pauci-immune lupus nephritis (LN) is a very rare condition. About 40% of SLE cases have a positive antiphospholipid antibody (aPL).

Screening for Fabry disease among 619 hemodialysis patients in Saudi Arabia.

Objectives: To determine the prevalence of Fabry disease (FD) among Saudi patients on hemodialysis.

Methods: This prospective study was conducted in 3 major hospitals in the Kingdom of Saudi Arabia (KSA). All adult patients (greater than 18 years old) attending the dialysis unit who have end-stage renal disease (ESRD) and on hemodialysis were included.

Characteristics and outcome of viral pneumonia caused by influenza and Middle East respiratory syndrome-coronavirus infections: A 4-year experience from a tertiary care center.

Background: After the emergence of new influenza viruses, the morbidity and mortality of viral pneumonia have received a great attention.

Objectives: The objective of this study is to describe the epidemiologic, clinical and laboratory changes, and outcomes of viral pneumonia caused by influenza and the Middle East respiratory syndrome-coronavirus (MERS-CoV) infections.

Methods: In a retrospective cohort study, the medical records of all patients diagnosed with viral pneumonia at Prince Sultan Military Medical City, Riyadh, Saudi Arabia, during the period from January 2012 to December 2015 were screened.