Crohn’s disease can affect areas of the body outside of the digestive tract. Arthritis is a common manifestation of Crohn’s disease. It can often affect the joints in the spine and hips, leading to back pain.

It’s estimated that inflammatory bowel disease (IBD) affects between 2.4 and 3.1 million people in the United States. Crohn’s disease is one of the two main types of IBD, the other being ulcerative colitis.

Crohn’s leads to inflammation that can affect any part of the digestive…