What are some abnormalities find in a ct scan of chest?

Lots: The chest mainly contains the lungs , heart and great vessels. Ct can see small tumors, either primary lung cancer or metastatic disease which frequently goes to the lung. It is most commonly used to detect tumors but is also used to quickly diagnose in trauma cases. It's also for evaluating heart and vessels abnormalities. It can diagnose and follow chronic lung diseases.

There are many: Is there something specific you are concerned about? A CT of the chest can tell about problems with the lungs, heart, great vessels, pleural, mediastinum, and upper abdomen.