Erdheim-Chester disease (ECD) is a rare, non-Langerhans form of histiocytosis. Histiocytes
can be divided into 2 groups according to their immunohistochemical characteristics. The …

Objective The use of hydroxychloroquine (HCQ) in pregnancy remains controversial. The
recent demonstration that HCQ passes across the placenta, with cord blood concentrations …

Erdheim-Chester disease (ECD) is a rare form of non-Langerhans histiocytosis, with
noncodified therapeutic management and high mortality. No treatment has yet been shown to …

Objective. To describe characteristics and outcomes of vasculitides associated with
malignancies. Methods. The requirement for inclusion in this retrospective, 10-year study was …

We identified 33 patients with definite pacemaker endocarditis—that is, with direct evidence
of infective endocarditis, based on surgery or autopsy histologic findings of or bacteriologic …

Objective To study the possible relationship between whole‐blood hydroxychloroquine (HCQ)
concentrations and clinical efficacy of HCQ in patients with systemic lupus erythematosus (…

Behçet's disease (BD) is a recurrent systemic inflammatory disorder of unknown origin
characterized by oral and genital mucous ulcer, uveitis, and skin lesions. Involvement of large …

Sarcoidosis is a multisystem granulomatous disease of unknown etiology and pathogenesis,
most commonly affecting young adults. It may present with bilateral hilar lymphadenopathy, …

There is a significant under-registration of blind and visually impaired patients attending
ophthalmic departments. Blindness is defined by the World Health Organization (WHO) as the …

Systemic lupus erythematosus (SLE) is uncommon after the age of 50 years, and studies of
elderly patients with SLE are scarce. We conducted the current study to analyze …