Question: Name the finding in the image below and one diagnosis that it can be associated with?

Answer:
This is enthesitis which you can see in seronegative spondyloarthropathies such as anyklosing spondylitis!
References:
Thomas, Gethin & Kenna, Tony & Davidson,. (2011). The genomics and genetics of ankylosing spondylitis. Advances in Genomics and Genetics. 2011. 9. 10.2147/AGG.S18695.