… 2; BEAUDET, FRANÇOIS 3; CARETTE, SIMON 4; DÉCARY, FRANCINE 5; SALUSINSKY-STERNBACH,
MARION 6; HILL, ROSS O. 7; GUTKOWSKI, ANDRZEJ 8; HARTH, MANFRED 9…

Background Although epidural corticosteroid injections are commonly used for sciatica,
their efficacy has not been established. Methods In a randomized, double-blind trial, we …

Objective To develop and validate revised classification criteria for granulomatosis with
polyangiitis (GPA). Methods Patients with vasculitis or comparator diseases were recruited into …

Objective To develop and validate revised classification criteria for eosinophilic granulomatosis
with polyangiitis (EGPA). Methods Patients with vasculitis or comparator diseases were …

Background Chronic low back pain is a common problem with many treatments, few of which
have been rigorously evaluated. This randomized, placebo-controlled trial was designed to …

Objective Early diffuse scleroderma (systemic sclerosis; SSc) has no proven treatment. This
study was undertaken to examine the efficacy of methotrexate (MTX) in improving the skin …

Objective To develop and validate classification criteria for microscopic polyangiitis (MPA).
Methods Patients with vasculitis or comparator diseases were recruited into an international …

Background More effective and safer treatments are needed for antineutrophil cytoplasmic
antibody (ANCA)–associated vasculitis. Methods We conducted a randomized trial with a 2-by…

Objective To compare the efficacy of a single intraarticular corticosteroid injection, a
supervised physiotherapy program, a combination of the two, and placebo in the treatment of …

A 37-year-old woman presents with a two-week history of severe neck pain radiating to her
left shoulder girdle and extending to the arm, forearm, and dorsum of the hand. Physical …