Question

what is the most common disorder of childhood involving chronic joint inflammation? stills disease scleroderma reiters chrons

Explanation:

Still's Disease is a systemic inflammatory disorder that commonly affects children and is characterized by chronic joint inflammation. Scleroderma is a connective - tissue disease mainly affecting the skin and internal organs with different manifestations. Reiters (Reactive Arthritis) is often triggered by an infection and not as common as Still's in childhood for chronic joint inflammation. Chron's is an inflammatory bowel disease with primary gastrointestinal involvement, not mainly joint - related in the context of childhood chronic joint inflammation.

Answer:

Still's Disease