Deep breathing right inside the rib cage pain consider may be intercostal neuritis, costal chondritis, pleurisy may be, it is recommended to consult a doctor, a clear diagnosis. 1. Intercostal neuritis: it is due to viral infection or trauma and other factors, damage to the intercostal nerve, causing nerve edema, triggering a painful reaction. The pain can be induced or aggravated when taking a deep breath. 2. Costal chondritis: it is the sterile inflammation of the rib cartilage affected by trauma, viral infection and other factors. The inflammation can cause localized swelling and thickening of the rib cartilage, which can stimulate or compress the intercostal nerves and cause pain, and the pain will be more pronounced when taking a deep breath. 3. Pleurisy: it is the inflammatory reaction of the pleura caused by various reasons, the inflammation stimulates the pleura, which can cause chest pain, deep breathing can induce or aggravate the local pain, that is, the right side of the ribs inside the pain. Deep breathing right inside the rib cage pain, the cause is more, it is recommended to consult a doctor in a timely manner, under the guidance of a professional doctor, standardized treatment.