Focal Colonic Thickening on CT
Focal colonic thickening on CT is common and has multiple causes. Focal thickening involves a short segment of the colon. The thickening may or may not be accompanied by inflammation…
Author: A. Mendelson, MD
What Is an Incidental Finding?
An incidental finding is a lesion discovered on an imaging test that is unrelated to the reason for the exam. Incidental findings can be found on any imaging test. Incidental…
Best Test For The Gallbladder
The best test to evaluate the gallbladder is usually an ultrasound. While many other imaging tests are able to identify abnormalities, ultrasound is the best test to evaluate for gallstones,…
Bone Scan Test
Bone scan is a nuclear medicine test done to evaluate cancer, infections, arthritis and other conditions throughout the skeleton. The test images the entire skeleton. The test involves the…
Cytogram Procedure
A cystogram is a radiology procedure to examine the bladder. The procedure is performed by a radiology doctor with the help of a technician. The procedure involves placing a catheter…
What is a Stricture?
A stricture is a narrowing of a passageway in the body. Usually a stricture occurs in a tube like structures in the body such as the esophagus, the bowel, the…
Timed Esophogram Procedure For Achalasia
Timed esophogram procedure is done to evaluate how the esophagus empties. It is often ordered for Achalasia. I have seen it ordered for other conditions such as eosinophilic esophagitis. …
Lucent Area on Chest X-ray
Lucent area is a non specific term on chest X-ray which means that an area is darker than expected. As X-rays pass through structures in the chest, an image is…
Density on Chest X-ray
Density in chest X-ray refers to a whiter spot than the surrounding tissue. This term is commonly used in the lungs. The lungs are normally dark because they don’t block…
Fluid around the Liver On CT
Fluid around the liver on CT has many different causes. Often times, the history and imaging appearance of the fluid can narrow down the possibilities. The fluid can be simple…
Free Air on CT (Pneumoperitoneum)
Free air or pneumoperitoneum is air that is in the peritoneal cavity of the abdomen. This is abnormal because the only air seen should be within bowel. The peritoneal cavity…
Is A Chest X-ray Good For Finding Lung Cancer?
Chest X-rays are commonly done for a wide range of chest symptoms and complaints. They are good at imaging the lungs, the mediastinum and bones of the chest. They have…