Which treatment approach is least likely to have a long-term effect on ankle tendon pain?

Corticosteroid injection is least likely to have a long-term effect on ankle tendon pain due to its primarily short-term benefits. While corticosteroids can effectively reduce inflammation and pain in the immediate term, their long-term efficacy in treating chronic conditions is limited. There are concerns about potential side effects, including the risk of tendon rupture or weakening when used repeatedly, which further diminishes their effectiveness for prolonged management of tendon pain.

In contrast, other approaches like physical therapy focus on enhancing strength, flexibility, and functional movement, contributing to long-term recovery and prevention of recurrence. Immobilization can provide rest and help in the healing process, especially in acute cases, although it may not address the underlying issues. Acetaminophen, while useful for pain management, does not address the underlying cause of tendon pain either but can offer some relief. Each of these options can contribute positively to the overall management of tendon pain, making corticosteroid injections the least favorable for long-term impact.