perforation

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perforation

 [per″fo-ra´shun]
a hole or break in the containing walls or membranes of an organ or structure of the body. Perforation occurs when erosion, infection, or other factors create a weak spot in the organ and internal pressure causes a rupture. It also may result from a deep penetrating wound caused by trauma.

per·fo·ra·tion

(per'fō-rā'shŭn),
Abnormal opening in a hollow organ or viscus.
Synonym(s): tresis
[see perforated]

perforation

[pur′fôrā′shən]
Etymology: L, perforare, to pierce
a hole or opening made through the entire thickness of a membrane or other tissue or material.

perforation

Medtalk An abnormal transmural defect in a hollow organ. See Intestinal perforation.

per·fo·ra·tion

(pĕr'fŏr-ā'shŭn)
Abnormal opening in a hollow organ or viscus.
See also: perforated
Synonym(s): tresis.

perforation

A hole through the full thickness of the wall of an organ or tissue made by disease, injury or deliberate surgical act.

Perforation

A hole.
Mentioned in: Otitis Media, Peritonitis

per·fo·ra·tion

(pĕr'fŏr-ā'shŭn)
Abnormal opening in a hollow organ or viscus.
Synonym(s): tresis.

perforation

a hole or break in the containing walls or membranes of an organ or structure of the body. Perforation occurs when erosion, infection or other factors create a weak spot in the organ and internal pressure causes a rupture. It also may result from a deep penetrating wound caused by trauma.

bladder perforation
usually the result of obstructive urolithiasis with eventual leakage of urine into the peritoneal cavity. See also congenital urinary bladder rupture.
eardrum perforation
occurs when an infectious process erodes the tympanic membrane or leads to increased pressure in the middle ear.
esophageal perforation
causes local cellulitis and obstruction of the esophagus.
gallbladder perforation
sometimes occurs as a complication of cholecystitis and gallstones. When the gallbladder is infected, necrosis may progress to the point of destroying the wall so that the bile spills out into the abdominal cavity causing biliary peritonitis.
intestinal perforation
a complication of ulcerative colitis (see colitis), intestinal obstruction, ulceration and other disorders in which there is inflammation of the intestinal wall or obstruction of the intestinal lumen.
ulcer perforation
a complication of duodenal and gastric ulcers. It requires immediate surgical correction to prevent hemorrhage, shock and peritonitis.
urethral perforation
is usually a result of obstructive urolithiasis; urine collects in a ventral subcutaneous site.
References in periodicals archive ?
The two cases will be joined by perforated edges that make for easy separation.
The vinyl shades have perforated edges so the user can tear off the shade to fit the proper window size.
In the form-fill-seal process, the web is folded in half, joining the two perforated edges on each side of the pouch top, which are then sealed together.
The full-color direct-mail piece targeted potential customers and included personalized offers, varying graphics on both sides and coupons with perforated edges.
Still, makes a pleasant change from one or two other readers asking if my page could have perforated edges.
Anyway, as revealed in yesterday's Record, the aforementioned (toilet) paper - I'm still amazed every page doesn't have perforated edges -reckons it's great news that Scottish people die younger than our friends south of the border.