Autoimmune hepatitis in 847 childhood-onset systemic lupus erythematosus population: a multicentric cohort study.

Objective: To evaluate autoimmune hepatitis (AIH) in a multicenter cohort of childhood-onset systemic lupus erythematosus (cSLE) patients.

Methods: This retrospective multicenter study included 847 patients with cSLE, performed in 10 Pediatric Rheumatology services of São Paulo state, Brazil. AIH was defined according to the International Autoimmune Hepatitis Group criteria (IAHGC).

Preliminary study on tubuloglomerular dysfunction and evidence of renal inflammation in patients with visceral leishmaniasis.

Visceral leishmaniasis (VL) is a re-emerging zoonosis of worldwide distribution. Monocyte chemotactic protein-1 (MCP-1) and malondialdehyde (MDA) are inflammation biomarkers that have never been investigated in VL. The aim of this study is to investigate the association between renal abnormalities and inflammation biomarkers in VL.

Comparative analysis of pediatric and adult visceral leishmaniasis in Brazil.

Background: The aim of this study was to compare clinical manifestations, laboratory data, morbidity and mortality between adults and children with visceral leishmaniasis, with a focus on kidney function.

Methods: This was a retrospective cohort study with 432 patients with visceral leishmaniasis diagnosed at 1 center in the northeast of Brazil. Patients were divided into 2 groups according to age (>21 years and ≤ 21 years old).