Showing 261 - 270 of 1103 Items
DEGENERATIVE
"Wear and tear" of our body. Also known as arthritis.
DEGENERATIVE CHANGES
This can be thought of as age-related “wear and tear” changes. This term is commonly used to describe the spine on a chest x-ray.
DENS
The portion of the spinal column that looks like a “tooth”. It is part of the 2nd cervical segment or “C2”.
DENSITY
A white spot seen on a chest x-ray. This may represent an area of infection, compressed lung (atelectasis) or inflammation. Also known as "opacity" or "infiltrate".
DENTATE NUCLEUS
There are two dentate nuclei located in the back of the cerebellum.
DENTIGEROUS CYST OF THE MANDIBLE OR MAXILLA
A cyst or fluid collection arising from a tooth that has not fully formed.
DEPENDENT
Adjective. This describes the part of the body that is closest to the ground. For a person lying down on his back, dependent lungs mean the posterior (back) part of the lungs. For a person lying on his stomach, dependent lungs mean the anterior (front) part of the lungs. For a person lying on his right side, dependent lung means the far right part of his right lung.
DERMOID (abdomen)
Commonly found mass in the ovary. Even though they are usually not cancerous, they can cause torsion ("twisting") or rupture ("bursting") of the ovary. To prevent such complication, doctors may decide to remove this mass when large.
DERMOID (neck)
An abnormal collection of tissue usually containing fat. It can be found in the neck and is usually a birth defect and often benign.
DERMOID OF THE ORAL CAVITY
A collection of fluid, tissue, and fat occurring in the neck. They are also called epidermoids. They are usually located in the middle of the neck as opposed to the sides. Patients are usually in their 30s, male, and present with a painless mass which can cause difficulty in swallowing. They can be treated surgically and removed.
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