What is RSR swelling?

RSR swelling, or retrosternal swelling, refers to the accumulation of fluids or swelling that occurs in the retrosternal space, which is located behind the sternum. This condition can be associated with various medical issues, including infections, tumors, or inflammatory processes in the chest. Symptoms may include difficulty breathing, chest pain, or a noticeable swelling in the chest area. Diagnosis often involves imaging studies and clinical evaluation to identify the underlying cause.