Juvenile enthesitis-related arthritis (ERA)

PDF download is not available for Arabic and Urdu languages at this time. Please use the browser print function instead

Juvenile enthesitis-related arthritis includes swelling and pain where tendons and ligaments attach to bone. It affects more boys than girls.

Key points

  • ERA is a type of juvenile idiopathic arthritis (JIA).
  • ERA is a disease that causes pain, swelling and stiffness in the joints of the hips, knees, ankles, feet and lower back.
  • ERA is an autoimmune disease. We do not know why some people get ERA.
  • People with ERA may also have inflammation in the eyes, skin or intestines.
  • There are several steps to diagnose ERA and your child will need various tests.
  • There are a variety of treatments to help with the pain and inflammation.
Last updated: August 12th 2016