<unk>  is a clinical condition characterized by pain, swelling and inflammation of the<unk>  bursa. This bursa is located over the extensor aspect of the extreme proximal end of the ulna. In common with other bursae, it is in the normal state invisible and impalpable, and contains only a very small amount of fluid, but fulfills the function of all bursae in facilitating movement at a joint (in this case the elbow) by enabling anatomical structures to  glide more easily over each other. Also in common with other bursae, it can become inflamed, producing a condition called<unk> .
Olecranon bursitis
Retrocalcaneal bursitis
Prepatellar bursitis
Tenosynovitis
Subacromial bursitis
Iliotibial band syndrome
Calcific tendinitis
Triquetral fracture