Article
Primary ankylosing spondylitis: patterns of disease in a Brazilian population of 147 patients.
The Journal of rheumatology - 1 Mar 2001
Sampaio-Barros P D, Bertolo M B, Kraemer M H, Neto J F, Samara A M
Abstract excerpt
OBJECTIVE: To analyze patterns of disease in a population of Brazilian patients with primary ankylosing spondylitis (AS). METHODS: Retrospective study (1988-98) analyzing 147 patients with a diagnosis of primary AS according to the modified New York criteria. Selected patients had complete clinical (initial symptom, axial and peripheral involvement, heel enthesitis, extraarticular manifestations) and radiological...
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