Gustavo Gomes Resende, Carla Goncalves Schahin Saad, Claudia Diniz Lopes Marques, Sandra Lúcia Euzébio Ribeiro, Maria Bernadete Renoldi de Oliveira Gavi, Michel Alexandre Yazbek, Adriana de Oliveira Marinho, Rita de Cássia Menin, Manuella Lima Gomes Ochtrop, Andressa Miozzo Soares, Nara Gualberto Cavalcanti, Jamille Nascimento Carneiro, Glaucio Ricardo Werner de Castro, José Mauro Carneiro Fernandes, Elziane da Cruz Ribeiro E Souza, Corina Quental de Menezes Alvarenga, Rejane Maria Rodrigues de Abreu Vieira, Natalia Pereira Machado, Antônio Carlos Ximenes, Morgana Ohira Gazzeta, Cleandro Pires de Albuquerque, Thelma Larocca Skare, Mauro Waldemar Keiserman, Charles Lubianca Kohem, Gabriel Sarkis Benacon, Vítor Florêncio Santos Rocha, Ricardo da Cruz Lage, Olivio Brito Malheiro, Rywka Tenenbaum Medeiros Golebiovski, Thauana Luiza Oliveira, Ruben Horst Duque, Ana Carolina Londe, Marcelo de Medeiros Pinheiro, Percival Degrava Sampaio-Barros
BACKGROUND: There is a remarkable variability in the frequency of HLA-B27 positivity in patients with spondyloarthritis (SpA), which may be associated with different clinical presentations worldwide. However, there is a lack of data considering ethnicity and sex on the evaluation of the main clinical and prognostic outcomes in mixed-race populations. The aim of this study was to evaluate the frequency of HLA-B27 and its correlation with disease parameters in a large population of patients from the Brazilian Registry of Spondyloarthritis (RBE)...
April 26, 2024: Advances in Rheumatology