Why could my wrist have an underlying inflammation in left arm?

There are many potential causes of inflammation in the wrist and left arm. Some of the most common include:

* Tendonitis: This is an inflammation of the tendons, which are the thick, fibrous cords that connect muscles to bones. Tendonitis can be caused by overuse, injury, or certain medical conditions.

* Bursitis: This is an inflammation of the bursae, which are the small, fluid-filled sacs that help to reduce friction between tendons and bones. Bursitis can be caused by overuse, injury, or certain medical conditions.

* Carpal tunnel syndrome: This is a condition that occurs when the median nerve, which runs from the forearm to the hand, becomes compressed. Carpal tunnel syndrome can be caused by overuse, injury, or certain medical conditions.

* Rheumatoid arthritis: This is a chronic inflammatory condition that affects the joints, including the wrist and arm. Rheumatoid arthritis is an autoimmune disease, which means that the body's immune system mistakenly attacks its own tissues.

* Lupus: This is a chronic inflammatory condition that can affect many parts of the body, including the wrist and arm. Lupus is an autoimmune disease.

If you are experiencing inflammation in your wrist and left arm, it is important to see a doctor to determine the cause and receive treatment.