When we're looking at Migraine and headache information, whether it's from our doctor, a book, or an online article, we sometimes come across medical terms that can be confusing.
Sometimes, it's easy enough to substitute another word or a short phrase for the medical term. At other times, substituting just doesn't convey quite the same meaning or takes more than a few words.
Some of you have expressed an interest in learning more of the medical terminology that comes up when discussing Migraine disease and other headache disorders. So, I'll be posting a "term of the day," probably a couple of times a week. If there are terms you'd like to have defined, please leave a comment to let me know what it is.
Today's term: Edema .
Edema: a local or generalized condition in which the body tissues contain an excessive amount of tissue fluid. Although many people think of edema as occurring only in the extremities, such as legs and ankles, it can occur in most body tissues.
Ankle replacement is designed to treat arthritis of the ankle. This type of arthritis is most commonly caused by osteoarthritis, rheumatoid arthritis or post-traumatic arthritis. Osteoarthritis is " wear and tear" of the cartilage in a joint . Rheumatoid arthritis is caused by a system-wide disease process, which affects the entire body. Osteoarthritis can affect isolated joints whereas rheumatoid arthritis usually affects multiple joints. Post-traumatic arthritis is the breakdown of cartilage which occurs after a joint has been injured, such as by a fracture. In a candidate for ankle replacement, the arthritis has typically progressed to a complete or near complete loss of cartilage on the surface of the ankle bones.
In a normal ankle joint, the surface of the bones touching each other have a smooth layer of cartilage covering them. We don't feel pain in a normal ankle when walking or standing, because the cartilage does not have nerves and we therefore do not feel sensation...
You should knowAnswers to your question are meant to provide general health information but should not replace medical advice you receive from a doctor. No answers should be viewed as a diagnosis or recommended treatment for a condition. Content posted by community members does not necessarily reflect the views of Remedy Health Media, which also reserves the right to remove material deemed inappropriate.