Question 225 · LEK · Juvenile idiopathic arthritis

Juvenile idiopathic arthritis is the most frequently occurring group of chronic inflammatory systemic diseases of connective tissue observed in the developmental age, of unknown aetiology. Which of the following describes the criteria for diagnosing this condition:

  1. A. onset of the disease at the age under 16.
  2. B. arthritis affecting at least two joints, lasting for over four weeks.
  3. C. onset of the disease at the age under 16, the symptoms of arthritis lasting six weeks minimum and excluding other possible causes of arthritis from the so-called “list of exclusions”.
  4. D. excluding infectious causes of arthritis and the onset of the disease not later than at the age of 18.
  5. E. B and D are true.
Hint

Recall the three ILAR elements: an age limit, a minimum duration of arthritis and a diagnosis of exclusion.

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