Why does my left chest hurt when I take a deep breath?

Jun 29, 2024 Source: Cainiu Health
Disease description:

For the past few nights before going to sleep, there has been a sensation of pain in the left side of the chest. Today, pain is also felt even during deep breathing. Why is this happening?

Doctor's answer (1)
Dr. Xiao Ning
Left chest pain during deep breathing may be caused by various factors. 1. It could be due to respiratory system diseases such as left pleurisy, pneumonia, lung abscess, or tumors. These conditions may cause pleural stretching during deep breathing, resulting in chest pain. 2. Cardiovascular diseases, such as myocardial ischemia, angina pectoris, and myocardial infarction, may also cause left chest pain during deep breathing. 3. Chest wall injuries, such as intercostal muscle strain or rib fractures, and pleural diseases such as pleural tumors or pleurisy, are also common causes of left chest pain during deep breathing. 4. Gastrointestinal disorders such as gastroesophageal reflux disease should also be considered. If left chest pain during deep breathing occurs frequently, it is recommended to seek timely medical consultation for further examinations to establish a definitive diagnosis.