Blood certificate

Blood test, which is caused by a variety of reasons, such as fiery smoldering or insufficiency of qi, causing the blood to be out of order, or overflowing to the nose and mouth, or leaking to the front and back of the yin, or the disease caused by the skin, are collectively referred to as Blood certificate. In other words, non-physiological bleeding disorders are called blood syndromes. In ancient medical books, it was also called blood disease or blood loss.