rheum/headache

OBJECTIVE To examine the frequency and features of patients with biopsy-negative giant cell arteritis (GCA), establish differences with biopsy-proven GCA, and identify the optimal set of predictors for a positive temporal artery biopsy (TAB) in patients with GCA. METHODS Retrospective study of an

BACKGROUND Progressive Hemifacial Atrophy (PHA) is an acquired, typically unilateral, facial distortion with unknown etiology. The true incidence of this disorder has not been reported, but it is often regarded as a subtype of localized scleroderma. Historically, a debate existed whether PHA is a

OBJECTIVE To review autoimmune disease complicating therapy with type I interferons (IFNs), specifically in the setting of hepatitis C virus (HCV) infection. METHODS This study describes 13 reported cases of drug-induced systemic lupus erythematosus (SLE) associated with IFN therapy for the period