Ankylosing spondylitis is a chronic progressive inflammatory disease that mainly affects the sacroiliac and spinal joints, with young men being the most prevalent group. However, due to the lack of patient awareness of the disease, resulting in an average delay in diagnosis and treatment of the disease of 5-6 years, often when the spine has been bent and deformed before the correct diagnosis, seriously endangering the physical and mental health of patients, the following examples combined with the work encountered in the misconceptions about the disease. Myth 1: Low back pain mistaken for lumbar muscle strain or disc protrusion Ankylosing spondylitis has the characteristics of patients with low back pain at night, and even difficulty turning over, stiffness of the back in the morning, but after the activity of low back pain can be reduced or disappeared, patients often consider themselves to be lumbar muscle strain or disc protrusion, plaster on the matter, only when other serious discomfort to the hospital rheumatology, thus delaying the best time for treatment, resulting in This delays the best time for treatment, resulting in irreversible consequences. It is worth mentioning that the back pain caused by this disease can be light and heavy at times, and may be relieved even without drugs, so the back pain often does not attract the attention of patients, which is also an important reason why the disease is easily delayed in diagnosis and treatment. When the inflammation progresses to the chest and neck, it is manifested as back pain in the chest and neck, but the back pain is relieved or alleviated. Myth 2: Painful swollen knee joints are mistaken for rheumatoid arthritis Ankylosing spondylitis has a peak age of 10-30 years old, more men than women, and the early symptoms of the onset of patients in their teens are often not manifested as low back pain, but alternating pain in the heel of the foot, knee, ankle, without drug treatment, pain may also be self-relieved, so early is not easy to attract Parents’ attention is not easily drawn in the early stage, and only when the joint is swollen and the activity is limited do they go to the hospital, which delays the treatment of the disease. The first thing you need to do is to take a look at the actual results. The result is that the spine remains ankylosed and deformed, losing the ability to work and even to care for oneself. The medical community at home and abroad has developed many effective treatment plans after years of research. As long as the correct Chinese and Western medicine is administered in a timely manner under the guidance of a rheumatologist, the symptoms can be relieved, the progression of the disease can be avoided, the shape and function of the spine can be maintained, and the patient can work, study and live as normal. To avoid delaying the diagnosis and treatment of ankylosing spondylitis, please go to the rheumatology department promptly when the following physical discomfort occurs: 1, the appearance of low back pain, no significant relief after rest; 2, the pain has lasted for more than 3 months; 3, back pain when feeling the stiffness of the low back, turning over at night with difficulty, morning stiffness is obvious; 4, after light activity, the discomfort in the back to reduce or disappear; 5, chest pain, turning, coughing or deep breathing 6.Heel pain, thigh pain, knee pain. Young men in particular need to be alerted to ankylosing spondylitis when the above symptoms occur.