"occlusion" is a valid and usable word in written English.
It is a noun that describes the blocking or shuttering of something, such as light. For example, "A total solar eclipse is a type of occlusion of the sun by the moon."
As an orthodontist, he is "in the business of improving on God" by making more beautiful people who can afford his high fees for "retrusion and occlusion and the problems caused by overbite".
This action is also known as occlusion.
The atherosclerotic plaque is also susceptible to disruptive influences that may result in the formation of a blood clot (thrombus) on its surface, favouring an acute thrombotic occlusion in the vessel and acute atherosclerotic complications.
The complete occlusion of one or more coronary arteries can cause the death of a section of the heart muscle (myocardial infarction, or heart attack).
Coronary arteriography assesses the extent of coronary artery occlusion (blockage), which may vary from a small increase in coronary artery muscle tone at a partly blocked site in a branch of one of the three main coronary arteries to a 90 percent or greater blockage of the left main coronary artery with involvement of other major coronary arteries.
In special circumstances such as the state of shock produced by large burns, intracranial surgery, coronary occlusion, and septicemia, acute and rapidly penetrating ulcers may occur.
The battery in each jaw was composed of as many as 200 functional and replacement teeth with distinct, well-defined wear, or grinding, surfaces that resulted from very exact occlusion.
There are also features of coronary occlusion (blockage of a coronary artery) that indicate the presence of myocardial ischemia.
Thus, they can open up and provide a collateral, or supportive, circulation that protects against progressive occlusion (obstruction).
Chronic occlusion will not alter resting blood flow until lumen occlusion becomes greater than 70 percent.
