While occasional swelling may not be serious, persistent or sudden swelling can indicate underlying health issues that ...

Elbow joint effusion refers to swelling in the elbow joint due to a buildup of fluid. It results from inflammation and can happen for various reasons. Possible causes of elbow joint effusion include a ...

Edema is the accumulation of excess fluid in body tissues, causing noticeable swelling, commonly in the feet, ankles, and ...

Olecranon bursitis describes inflammation or irritation of the thin, fluid-filled sac at the bony tip of the elbow. It can occur for many reasons and may cause pain and discomfort. The olecranon is ...

Rheumatoid arthritis is the most common cause of elbow arthritis. The long-term disease makes your immune system attack the lining of your joints, causing pain, swelling, and inflammation. It often ...

Dear Dr. Donohue — I fell on concrete last month and broke one arm and bruised the other. Now the arm that wasn't broken has a big water blister on the elbow. It feels like it's filled with liquid.