Author: A. Mendelson, MD

The renal hilum is where blood vessels, lymphatics, nerves, and the ureter enter or exit the kidney.  Imaging tests like CT and MRI play a significant role in visualizing the…

The renal cortex plays an important role in kidney function. Medical imaging allows diagnosis and monitoring of conditions that affect the renal cortex. This article provides an overview of imaging…

Atrophic kidney, also known as kidney atrophy, is characterized by the shrinking or reduction in size of one or both kidneys. This condition can result from various causes, including chronic…

Renal parenchymal disease refers to a group of conditions that affect the functional parts of the kidney, including the nephrons and interstitial tissues. Accurate diagnosis and imaging assessment are important…

Nephromegaly, or an enlarged kidney, is a condition that can be caused by many conditions. Identifying the cause of nephromegaly can require advanced imaging techniques. This article discusses how imaging…

Cortical thinning in the kidney can indicate underlying renal diseases. This is often associated with chronic kidney disease (CKD), renal scarring, or other pathologies. Imaging plays an important role in…

Liver cancer is one of the leading causes of cancer-related deaths worldwide. Detecting it early is important for improving patient outcomes.  Ultrasound imaging plays an important role in identifying liver…

Diffuse hepatocellular disease refers to a broad category of liver conditions that affect the entire liver rather than localized areas. These diseases often disrupt liver function and structure.  Imaging tests…

Hepatofugal flow describes blood flow that moves away from the liver, often indicating an underlying abnormality.  Imaging tests like ultrasound and CT scans play an important role in evaluation.  This…

Hepatopedal flow describes the normal direction of blood flow within the portal vein—flowing toward the liver. Imaging tests are important in detecting abnormalities of flow so that a prompt diagnosis…

Portal vein thrombosis (PVT) is characterized by the formation of a blood clot in the portal vein.  The portal vein is a major blood vessel that carries blood from the…

The portal vein carries blood from the digestive organs to the liver.  Imaging tests of the portal vein can diagnose a variety of abnormalities. This article discusses imaging techniques and…