There are some differences between ankylosing spondylitis and spondylitis. The main manifestations of spondylitis are pain in the lower back, limited movement of the spine and joints, pain, ligament osteophyte, etc. The early symptoms are mild, mainly manifested as pain in the lower back. The lumbar activity is not flexible. It is obvious in the morning and can be alleviated after activities. The main typical symptom of patients with ankylosing spondylitis is chronic low back pain, which is a symptom of this feature in early patients. Most patients have dull pain in the lumbosacral or back, accompanied by morning stiffness, fatigue and fatigue. The pain is characterized by rest pain, which is obvious after waking up in the morning or sitting for a long time at night, but will gradually reduce after activities.
