Author: Glossary
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Perithelioma
A tumor derived from the perithelial layer of the blood vessels. A cancerous growth that starts in the perithelium.
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Peritectomy
Surgical removal of a ring of conjunctiva around the cornea.
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Peristome
The channel leading to the cytosome or mouth in certain types of protozoa.
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Peristasis
In the early stage of inflammation, the decrease in blood flow in the affected area.
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Reverse peristalsis
Peristalsis in a direction opposite to the normal direction.
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Mass peristalsis
Forceful peristaltic movements of short duration in which contents are moved from one section of the colon to another, occurring three or four times daily.
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Perispermatitis
Inflammation of tissues about the spermatic cord.
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Perisinusitis
Inflammation of membranes about a sinus, especially a venous sinus of the dura mater.
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Perisigmoiditis
Inflammation of peritoneal tissues around the sigmoid colon.
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Periscopic
Viewing on all sides; providing a wide range of vision.