This document provides an overview of how to interpret chest x-rays. It discusses the basic principles of how x-rays pass through and are absorbed by different tissues. It also covers the standard views, techniques for obtaining adequate images, and how to identify common anatomical structures and pathologies like cardiomegaly, pleural effusions, pneumothorax, and various lung diseases. The goal is to understand how to evaluate chest x-rays and recognize normal anatomy and common abnormalities.