Acute acalculous cholecystitis in child with systemic juvenile idiopathic arthritis, unreported manifestation.

Acute acalculous cholecystitis is a gallbladder wall inflammation without gallstones. It was not reported before as a manifestation of systemic juvenile idiopathic arthritis. Here, we describe a 13-month-old boy presented with prolonged intermittent fever, skin rash, arthritis, serositis, and hepatomegaly.

Impact of C1q deficiency on the severity and outcome of childhood systemic lupus erythematosus.

Objective: To delineate the clinical and laboratory features of systemic lupus erythematosus (SLE) in C1q-deficient Saudi children and to compare them with sporadic SLE patients with respect to their clinical and laboratory features and disease outcome.

Methods: The C1q-deficient SLE patient group comprised 14 patients, while the comparative group comprised 11 patients selected by systemic sampling from our pediatric lupus clinic database. The two groups were compared with respect to: demographic, clinical and laboratory variables and outcome.