Can joint swelling (inflammation) in a single finger joint occur after mechanical irritation?

Yes, joint swelling (inflammation) in a single finger joint can occur after mechanical irritation. This is because the mechanical stimulation of a finger joint can cause an inflammatory response. This means that certain cells in the body become activated and release chemicals like histamine and interleukin which trigger inflammation. This causes redness, heat, pain, swelling and stiffness around the affected area due to increased blood flow to it. In some cases, this inflammation can progress further and lead to more serious issues such as destruction of cartilage and bone loss around the affected finger joint if left untreated or aggravated with continued mechanical irritation over time. Treatment typically involves anti-inflammatory medications or steroid injections which help reduce inflammation while rest and physical therapy are recommended to ensure proper healing occurs without long-term damage or chronic pain following recovery from acute symptoms.