[Heart involvement in systemic sclerosis: analysis of four cases].

Introduction: Systemic sclerosis (SSc) is an autoimmune disease characterized by multisystem involvement. Heart involvement occurs in 80-100% of cases and represents one of the more common risk factors of death. Myocardial fibrosis and vascular microangiopathy lead to arrhythmias and impaired contractility with secondary left and right heart failure.

Gastrointestinal involvement in patients with systemic sclerosis.

Introduction: Gastrointestinal (GI) involvement is a serious complication of systemic sclerosis (SSc).

Objectives: The aim of the study was to determine the incidence of GI manifestations in SSc.

Patients And Methods: We studied 73 patients with SSc (60 women and 13 men).

[Gout and comorbidities associated with hyperuricemia].

Gout is a condition presenting with inflammatory arthritis caused by crystallization and phagocytosis of monosodium urate in synovial fluid. It is the most common form of arthritis in men above the age of 40 years. Four clinical stages of gout have been distinguished: asymptomatic hyperuricemia, acute gouty arthritis, intercritical gout, and chronic gout.