How Ankylosing Spondylitis Is Diagnosed
Since the diagnosis of AS is sometimes subtle, some people are not correctly diagnosed for many years. Medical History A person with AS often first sees their primary care healthcare provider or family medical professional with a complaint about pain, usually in the back or upper buttock. Features of AS include: Age younger than 40Pain persisting for three or more monthsThe pain improves with exercisePain worsens with rest, especially at nightThe pain significantly improves after taking a non-steroidal anti-inflammatory (NSAID), such as ibuprofen...