There are many reasons why a woman’s left rib cage hurts, such as trauma, breast disease, coronary heart disease, digestive disease, etc. Trauma: a woman’s left rib cage suffers from trauma, which may cause local soft tissue contusion or even rib fracture. 1. Trauma: a woman’s left rib cage suffered trauma, may cause local soft tissue contusion, or even rib fractures, so there will be a woman’s left rib cage below the hidden pain phenomenon. 2. Breast disease: the left breast suffers from breast hyperplasia, mammary fibroadenoma, breast cancer and other diseases, can also lead to localized hidden pain phenomenon, especially in the pre-menstrual period, menstruation symptoms are more obvious. 3. Coronary heart disease: women suffering from coronary heart disease, emotional excitement, anger, anger, cold stimulation and other factors, may lead to the phenomenon of hidden pain below the left rib cage. 4. digestive diseases: chronic gastritis, duodenal ulcer, esophageal diseases, acute attacks can also lead to a woman’s left rib cage below the hidden pain, but also may be accompanied by acid reflux, belching, stomach bloating and other symptoms. The cause of the woman’s left rib cage below the hidden pain of many reasons, after the symptoms are recommended to go to the hospital in a timely manner to improve the examination, a clear diagnosis to give standardized treatment, do not ignore the symptoms, take it lightly, so as not to delay the treatment of the condition.