Chest X-ray Technique CHEST X RAY TECHNIQUE CXR NORMAL HEART – GOOD INSPIRATION This a normal frontal chest X ray of a 40 year old male with a good inspiration. Ashley Davidoff MD NORMAL HEART – MILD PECTUS EXCAVATUM This a normal lateral chest X ray of a 40 year old male with mild pectus excavatum Ashley Davidoff MD SAME PATIENT – NORMAL HEART – POOR INSPIRATION This a normal frontal chest X ray of a 40 year old male with a poor inspiration which results in the false appearance of cardiomegaly and crowding of the lung markings. Ashley Davidoff MD References and Links CXR Map