Hippocampal shrinkage refers to the reduction in size or volume of the hippocampus, a critical part of the brain located in the medial temporal lobe. The hippocampus plays a key role in forming new memories, consolidating short-term memories into long-term…

Frontal lobe atrophy is a condition where the front part of the brain, called the frontal lobe, starts to shrink or lose tissue. This area is important for many things like making decisions, controlling emotions, planning, and managing behavior. When…

Temporal lobe atrophy refers to the shrinking or loss of brain tissue in the temporal lobes, which are located on the sides of the brain near the temples. This condition involves the progressive deterioration of neurons and brain structures in…

Infratentorial on an MRI refers to a specific location in the brain. Understanding this term helps patients and their families grasp what doctors mean when they describe brain imaging results. The brain sits inside the skull and is divided into…

Supratentorial is a term doctors use when talking about the brain and MRI scans. It means the area above a membrane called the tentorium cerebelli. This membrane separates the top part of the brain from the lower part. The supratentorial…

Ventriculomegaly is a term used to describe when the ventricles in the brain are larger than normal. The ventricles are spaces inside the brain that hold cerebrospinal fluid, which helps cushion the brain and keep it healthy. When these spaces…

White matter disease is a term used to describe problems that affect the white matter in the brain. The white matter is made up of nerve fibers that are covered in a fatty substance called myelin. This myelin acts like…

Cortical Atrophy: Understanding Brain Cell Loss Cortical atrophy refers to the progressive loss of brain cells and the resulting reduction in brain volume. This condition involves the shrinkage of the cerebral cortex, which is the outer layer of the brain…

Parenchymal volume loss refers to a decrease in the volume of the brain’s parenchyma, which includes both the gray matter and white matter tissues. The brain parenchyma is essentially the functional tissue of the brain, responsible for processing and transmitting…

Mild atrophy on a brain MRI refers to a slight loss or shrinkage of brain tissue visible in the scan. Atrophy means that some parts of the brain have reduced in size, which can happen naturally with aging or due…