Overview

Rheumatism, often called rheumatic disease, is a traditional, non‑specific term for a wide group of disorders that produce pain, stiffness or swelling of the musculoskeletal system and, in some cases, damage to internal organs. Modern medicine separates these into well-defined diagnoses such as osteoarthritis, rheumatoid arthritis, gout and post‑infectious rheumatic fever. Specialists trained in their diagnosis and management work in rheumatology.

Common manifestations and organs affected

Symptoms primarily involve the joints, muscles and connective tissues, causing pain, reduced range of motion and fatigue. Inflammatory conditions can also affect the heart (for example, rheumatic fever complications), the bones and bone quality, the kidneys (immune‑mediated injury), the skin (rashes, nodules) and the lungs (inflammation or fibrosis). Clinical assessment and basic laboratory tests help determine the pattern and likely diagnosis.

Types and causes

  • Degenerative: Osteoarthritis — wear and tear of cartilage.
  • Autoimmune inflammatory: Rheumatoid arthritis and related systemic diseases driven by immune mechanisms.
  • Crystal‑related: Gout and pseudogout — acute attacks from crystal deposition.
  • Post‑infectious: Rheumatic fever — immune reaction after certain bacterial infections that can injure heart valves.

Diagnosis, treatment and prognosis

Diagnosis uses history, examination, imaging and targeted blood or synovial fluid tests. Treatment depends on the specific condition and ranges from analgesics and physical therapy to anti‑inflammatory drugs, disease‑modifying agents and sometimes surgery. Early detection and appropriate therapy can reduce symptoms, limit joint damage and prevent organ complications such as chronic heart disease or renal involvement. Long‑term care often involves primary care, rheumatologists and allied specialists.

History and public health

The term "rheumatism" has ancient roots and remained useful as a broad descriptor until the 19th and 20th centuries, when advances in pathology and immunology allowed clinicians to distinguish specific diseases with different causes, outcomes and treatments. Contemporary practice favors precise diagnostic labels to guide therapy and prognosis.