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CONTUSION (brain)
An abrasion or bump of the brain cortex usually related to trauma or injury. Contusions could result in bleeding where it is then called a hemorrhagic contusion.
CONUS MEDULLARI
The very tip or ending of the spinal cord. Usually it ends at the mid to upper Lumbar spine.
COPD
This stands for Chronic Obstructive Pulmonary Disease. COPD is a class of lung diseases that damage the airways and make it hard to breathe. Common examples of COPD are emphysema and chronic bronchitis.
CORD
Also known as the spinal cord. Is an extension of the grey and white matter of the brain into the spinal column. It carries the nerves that help to provide sensation and movement to your limbs.
CORD COMPRESSION
A process that presses on the spinal cord. It is often related to arthritis and disc material pushing on the spinal cord. It can be related to anything pushing the cord such as bone, infection, tumor, etc. This is considered an urgency where you should see a surgeon sooner than later.
CORE BIOPSY
A special biopsy needle is used to sample tissue using local anesthesia. This is an outpatient procedure most often done by a radiologist. The sampled tissue pieces are shaped like tiny worms or small pieces of spaghetti. It usually provides more information than a fine needle aspiration.
CORE NEEDLE BIOPSY
A biopsy technique that involves sampling a lung mass by inserting a needle through the skin. A tiny worm-shaped sample (core) is obtained. It is slightly more risky (for pneumothorax and other complications) than a Fine Needle Aspiration (FNA), but usually results in a more accurate diagnosis.
CORONA RADIATA
The portion of the white matter located just above the ventricles. When looking down at the brain it resembles or looks like the crown, or “corona”, on a king or queen.
CORONAL
Like looking at the body from front to back or back to front. It is a way to image the body using CT, MRI, Ultrasound, or Nuclear Medicine.
CORPUS CALLOSUM
A normal structure in the middle of the brain. It consists of “white matter” and is where the fibers of the brain cross. Diseases of the corpus callosum are usually related to trauma, stroke, multiple sclerosis, lymphoma, or malignant brain tumor.
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