Pneumothorax is most likely to be the diagnosis.
The right side of the heart<span> pumps blood to the lungs, where the blood is oxygenated and then returns to the </span>heart<span>. This circuit is called the pulmonary </span>circulation<span>. </span>The left side of the heart<span> receives oxygenated blood from the lungs and pumps it to the rest of the body.
so yes the t</span><span>he left side of the heart performs the circulation.</span>
