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mondofacto - Online Medical Dictionary Category: Health and Medicine > Medical Dictionary Date & country: 26/01/2008, UK Words: 116197

peri-infarction block
An electrocardiographic abnormality associated with an old myocardial infarct and caused by delayed activation of the myocardium in the region of the infarct; characterised by an initial vector directed away from the infarcted region with the terminal vector directed toward it. ... (05 Mar 2000) ...

periaccretio pericardii
<cardiology> Adhesion of the pericardium or part of it to the cardiac surface due to antecedent inflammation. ... (21 Jun 2000) ...

periacinal
<anatomy> Surrounding an acinus. ... (05 Mar 2000) ...

periadenitis
<pathology> Inflammation of the tissues surrounding a gland. ... Origin: peri-+ G. Aden, gland, + -itis, inflammation ... (05 Mar 2000) ...

perialveolar wiring
<dentistry> Fixing a splint to the maxillary arch by passing a wire through the alveolar process from the buccal plate to the palate. ... (05 Mar 2000) ...

perianal
<anatomy> Located around the anus. ... Origin: L. Anus ... (18 Nov 1997) ...

perianal abscess
<surgery> An abscess that forms adjacent to the anal opening. ... Symptoms include a tender swelling adjacent to the anus and pain on defecation. ... (27 Sep 1997) ...

perianal odouriferous glands
Synonym for scent glands ... Exocrine glands in animals which secrete scents which either repel or attract other animals, e.g. Perianal glands of skunks, anal glands of weasels, musk glands of foxes, ventral glands of wood rats, and dorsal glands of peccaries. ... (12 Dec 1998) ...

periangiocholitis
Synonym for pericholangitis ... Inflammation of the tissues around the bile ducts. ... Synonym: periangiocholitis. ... Origin: peri-+ G. Chole, bile, + angeion, vessel, + -itis, inflammation ... (05 Mar 2000) ...

periangitis
<pathology> Inflammation of the adventitia of a blood vessel or of the tissues surrounding it or a lymphatic vessel. ... See: periarteritis, periphlebitis, perilymphangitis. ... Synonym: perivasculitis. ... Origin: peri-+ G. Angeion, a vessel, + -itis, inflammation ... (05 Mar 2000) ...

perianth
<plant biology> The calyx and corolla of a flower, especially where the two are similar. ... (09 Oct 1997) ...

perianthium
Synonym for perianth ... <plant biology> The calyx and corolla of a flower, especially where the two are similar. ... (09 Oct 1997) ...

periaortic
<anatomy> Surrounding or adjacent to the aorta. ... (05 Mar 2000) ...

periaortitis
<pathology> Inflammation of the adventitia of the aorta and of the tissues surrounding it. ... (05 Mar 2000) ...

periapex
The periapical structures, particularly periodontal membrane and adjacent bone. ... Origin: peri-L. Apex, tip ... (05 Mar 2000) ...

periapical
<dentistry> X-ray of individual teeth or groups of teeth. ... (08 Jan 1998) ...

periapical abscess
<dentistry> Acute or chronic inflammation of tissues surrounding the apical portion of a tooth, associated with the collection of pus, resulting from infection following pulp infection through a carious lesion or as a result of an injury causing pulp necrosis. ... (12 Dec 1998) ...

periapical cemental dysplasia
<dentistry> A benign, painless, non-neoplastic condition of the jaws which occurs almost exclusively in middle-aged black females. ... The lesions are usually multiple, most frequently involve vital mandibular anterior teeth, surround the root apices, and are initially radiolucent (becoming more opaque as they mature). ... Synonym: periapical o …

periapical curettage
<dentistry, procedure> Removal of a cyst or granuloma from its pathologic bony crypt, utilizing a curette, the removal of tooth fragments and debris from sockets at the time of extraction or of bone sequestra subsequently. ... (05 Mar 2000) ...

periapical cyst
Synonym for apical periodontal cyst ... An inflammatory odontogenic cyst derived histogenetically from Malassez' epithelial rests surrounding the root apex of a nonvital tooth. ... Synonym: periapical cyst, radicular cyst, root end cyst. ... (05 Mar 2000) ...

periapical diseases
Diseases of the periapical tissue. ... (12 Dec 1998) ...

periapical granuloma
Chronic nonsuppurative inflammation of periapical tissue resulting from irritation following pulp disease or endodontic treatment. ... (12 Dec 1998) ...

periapical osteofibrosis
Synonym for periapical cemental dysplasia ... <dentistry> A benign, painless, non-neoplastic condition of the jaws which occurs almost exclusively in middle-aged black females. ... The lesions are usually multiple, most frequently involve vital mandibular anterior teeth, surround the root apices, and are initially radiolucent (becoming more opa …

periapical periodontitis
Inflammation of the periapical tissue. It includes general, unspecified, or acute nonsuppurative inflammation. Chronic nonsuppurative inflammation is periapical granuloma. Suppurative inflammation is periapical abscess. ... (12 Dec 1998) ...

periapical radiograph
A radiograph demonstrating tooth apices and surrounding structures in a particular intraoral area. ... (05 Mar 2000) ...

periapical tissue
Tissue surrounding the apex of a tooth, including the apical portion of the periodontal membrane and alveolar bone. ... (12 Dec 1998) ...

periappendiceal abscess
Synonym for appendiceal abscess ... An intraperitoneal abscess, usually in the right iliac fossa, resulting from extension of infection in acute appendicitis, especially with perforation of the appendix. ... Synonym: periappendiceal abscess. ... (05 Mar 2000) ...

periappendicitis
Inflammation of the tissue surrounding the vermiform appendix. ... Synonym: para-appendicitis. ... Periappendicitis decidualis, the presence of decidual cells in the peritoneum of the vermiform appendix in cases of right tubal pregnancy with adhesions between the fallopian tube and the appendix. ... (05 Mar 2000) ...

periappendicular
Surrounding an appendix, especially the vermiform appendix. ... (05 Mar 2000) ...

periaqueductal gray
Central gray matter surrounding the cerebral aqueduct in the mesencephalon. Physiologically it is probably involved in rage reactions, the lordosis reflex, feeding responses, bladder tonus, and pain. ... (12 Dec 1998) ...

periarterial
Surrounding an artery. ... (05 Mar 2000) ...

periarterial pad
Synonym for juxtaglomerular body ... A collection of cells around the renal glomerular arterioles that contain cytoplasmic granules, probably composed of renin. ... Synonym: periarterial pad. ... (05 Mar 2000) ...

periarterial plexus
An autonomic plexus that accompanies an artery, surrounding it in a network of autonomic nerve fibres. ... Synonym: plexus periarterialis. ... (05 Mar 2000) ...

periarterial sympathectomy
<procedure> Sympathetic denervation by arterial decortication. ... Synonym: histonectomy, Leriche's operation. ... (05 Mar 2000) ...

periarteritis
Inflammation of the adventitia of an artery. ... Synonym: exarteritis. ... (05 Mar 2000) ...

periarteritis nodosa
Synonym for polyarteritis nodosa ... <radiology> Necrotizing vasculitis of medium-sized arteries, usually in male adults, associated with hepatitis B antigen, kidney: most frquently involved organ (85%), multiple small intrarenal aneurysms, aneurysms may disappear (thrombosis) or appear in new locations, arterial narrowing and thrombosis (chro …

periarthric
Synonym for circumarticular ... Surrounding a joint. ... Synonym: periarthric, periarticular. ... Origin: circum-+ L. Articulus, joint ... (05 Mar 2000) ...

periarthritis
<pathology> Inflammation of the tissues around a joint. ... (18 Nov 1997) ...

periarticular
Synonym for circumarticular ... Surrounding a joint. ... Synonym: periarthric, periarticular. ... Origin: circum-+ L. Articulus, joint ... (05 Mar 2000) ...

periarticular abscess
An abscess surrounding a joint, not necessarily involving it. ... (05 Mar 2000) ...

periatrial
Surrounding the atrium of the heart. ... Synonym: periauricular. ... (05 Mar 2000) ...

periauricular
Synonym: periatrial. ... Synonym: periconchal. ... 3. Around the external ear. ... (05 Mar 2000) ...

periaxial
Surrounding an axis. ... (05 Mar 2000) ...

periaxillary
Synonym for circumaxillary ... Around the axilla. ... Synonym: periaxillary. ... (05 Mar 2000) ...

periaxonal
Surrounding the axon of a nerve. ... Origin: peri-+ G. Axon, axis ... (05 Mar 2000) ...

peribacteroid membrane
<plant biology> Membrane derived from the plasma membrane of a plant cell and that surrounds the nitrogen fixing bacteroids in legume root nodules. ... Has a high lipid content and may regulate the passage of material from the plant cell cytoplasm to the symbiotic bacterial cell. The idea that it restricts leghaemoglobin to the peribacteroid s …

peribronchial
Surrounding a bronchus or the bronchi. ... (05 Mar 2000) ...

peribronchiolar
Surrounding the bronchioles. ... (05 Mar 2000) ...

peribronchiolitis
Inflammation of the tissues surrounding the bronchioles. ... (05 Mar 2000) ...

peribronchitis
Inflammation of the tissues surrounding the bronchi or bronchial tubes. ... (05 Mar 2000) ...

peribuccal
Surrounding the cheek. ... (05 Mar 2000) ...

peribulbar
Surrounding any bulb, especially the eyeball or the bulb of the urethra. ... Synonym: circumbulbar. ... (05 Mar 2000) ...

peribursal
Surrounding a bursa. ... (05 Mar 2000) ...

pericaecal
Surrounding the caecum. ... Synonym: perityphlic. ... (05 Mar 2000) ...

pericallosal artery
<anatomy, artery> The continuation of the anterior cerebral artery after the anterior communicating artery; it supplies branches to the cerebral cortex as it passes along the corpus callosum. ... Synonym: pars postcommunicalis arteria cerebri anterior, arteria pericallosa, postcommunical part of anterior cerebral artery. ... (05 Mar 2000) ...

pericanalicular
Surrounding a canaliculus. ... (05 Mar 2000) ...

pericanicular dense bodies
<cell biology> Electron dense membrane bounded cytoplasmic organelles found near the canaliculi in liver cells: lysosomes. ... (18 Nov 1997) ...

pericapillary cell
Synonym for pericyte ... <pathology> Cell associated with the walls of small blood vessels: not a smooth muscle cell, nor an endothelial cell. ... (18 Nov 1997) ...

pericardectomy
Synonym for pericardiectomy ... <procedure> Surgical excision (total or partial) of a portion of the pericardium. Pericardiotomy refers to incision of the pericardium. ... (12 Dec 1998) ...

pericardia
Plural of pericardium. ... (05 Mar 2000) ...

pericardiacophrenic artery
<anatomy, artery> Origin, internal thoracic; distribution, pericardium, diaphragm, and pleura; anastomoses, musculophrenic, inferior phrenic, mediastinal and pericardial branches of the internal thoracic. ... Synonym: arteria pericardiacophrenica, arteria comes nervi phrenici. ... (05 Mar 2000) ...

pericardiacophrenic veins
The veins accompanying the pericardiacophrenic artery and emptying into the brachiocephalic veins or superior vena cava. ... Synonym: venae pericardiacophrenicae. ... (05 Mar 2000) ...

pericardial branch of phrenic nerve
<anatomy, nerve> One of the branches of phrenic nerve distributed to the pericardium and adjacent mediastial parietal pleura. ... Synonym: ramus pericardiacus nervi phrenici. ... (05 Mar 2000) ...

pericardial cavity
The potential space between the parietal and the visceral layers of the serous pericardium, in the embryo, that part of the primary celom containing the heart; originally it is in open communication with the pericardioperitoneal cavity's and indirectly, through them, with the peritoneal part of the celom. ... Synonym: cavitas pericardialis, cavum pe …

pericardial cyst
<radiology> 90% on right, 25% symptomatic, Differential diagnosis: epicardial lymph node, fat (with or without steroids), Morgagni hernia ... (12 Dec 1998) ...

pericardial decompression
Synonym for cardiac decompression ... Incision into the pericardium or aspiration of fluid from pericardium to relieve pressure due to blood or other fluid in the pericardial sac. ... Synonym: pericardial decompression. ... (05 Mar 2000) ...

pericardial effusion
<cardiology> A collection of fluid or blood in the pericardial space (inside the pericardial sac) around the heart. Some causes include congestive heart failure, cancer and autoimmune disease. ... (27 Sep 1997) ...

pericardial fremitus
Vibration in the chest wall produced by the friction of opposing roughened surfaces of the pericardium. ... See: pericardial rub. ... (05 Mar 2000) ...

pericardial friction sound
A to-and-fro grating, rasping, or, rarely, creaking sound heard over the heart in some cases of pericarditis, due to rubbing of the inflamed pericardial surfaces as the heart contracts and relaxes; during normal sinus rhythm it is usually triphasic; during any rhythm it may be biphasic or uniphasic. ... Synonym: pericardial rub, pericardial friction …

pericardial knock
An early diastolic sound analogous to the normal third heart sound, but occurring somewhat earlier, due to rapid ventricular filling being abruptly halted by the restricting pericardium; a truly 'knocking' quality is uncommon. ... (05 Mar 2000) ...

pericardial murmur
A friction sound, synchronous with the heart movements, heard in certain cases of pericarditis. ... (05 Mar 2000) ...

pericardial reflex
A vagal reflex seen during operations involving pericardial manipulation; characterised by signs of vagal stimulation (bradycardia and arterial hypotension). ... (05 Mar 2000) ...

pericardial rub
Synonym for pericardial friction sound ... A to-and-fro grating, rasping, or, rarely, creaking sound heard over the heart in some cases of pericarditis, due to rubbing of the inflamed pericardial surfaces as the heart contracts and relaxes; during normal sinus rhythm it is usually triphasic; during any rhythm it may be biphasic or uniphasic. ... Syno …

pericardial sac
<anatomy> A tough fibrous membrane that envelops and protects the heart. ... (27 Sep 1997) ...

pericardial tamponade
<cardiology> A life-threatening clinical syndrome where there is a large collection of fluid (usually blood) inside the pericardial space that interferes with the haemodynamic performance of the heart. The end result is low blood pressure, shock and death if untreated. ... (27 Sep 1997) ...

pericardial tap
Synonym for pericardicentesis ... Needle drainage of the pericardium, usually accompanied by placement of an indwelling catheter for continuing drainage. ... Synonym: pericardial tap, pericardiocentesis. ... (05 Mar 2000) ...

pericardial veins
Several small veins from the pericardium emptying into the brachiocephalic veins or superior vena cava. ... Synonym: venae pericardiacae. ... (05 Mar 2000) ...

pericardial villi
Minute filiform projections from the surface of the serous pericardium. ... Synonym: villi pericardiaci. ... (05 Mar 2000) ...

pericardial window techniques
Surgical construction of an opening or window in the pericardium. It is often called subxiphoid pericardial window technique. ... (12 Dec 1998) ...

pericardian
Synonym for pericardiac ... pericardial ...

pericardic
Synonym for pericardiac ... pericardial ...

pericardicentesis
Needle drainage of the pericardium, usually accompanied by placement of an indwelling catheter for continuing drainage. ... Synonym: pericardial tap, pericardiocentesis. ... (05 Mar 2000) ...

pericardiectomy
<procedure> Surgical excision (total or partial) of a portion of the pericardium. Pericardiotomy refers to incision of the pericardium. ... (12 Dec 1998) ...

pericardii
Plural of pericardium. ... (05 Mar 2000) ...

pericardiocentesis
Synonym: pericardicentesis. ... Origin: peri-+ G. Kardia, heart, + kentesis, puncture ... (05 Mar 2000) ...

pericardioperitoneal
Relating to the pericardial and peritoneal cavities. ... (05 Mar 2000) ...

pericardioperitoneal canal
The portion of the embryonic celom that joins the pericardial cavity to the peritoneal cavity, developing into the pleural cavities. ... Synonym: pleural canal. ... (05 Mar 2000) ...

pericardiophrenic
Relating to the pericardium and the diaphragm. ... Origin: pericardium + G. Phren, diaphragm ... (05 Mar 2000) ...

pericardiopleural
Relating to the pericardial and pleural cavities. ... (05 Mar 2000) ...

pericardiopleural membrane
Synonym for pleuropericardial fold ... A tissue fold jutting into the right or left embryonic pericardioperitoneal canal; it separates the developing pericardium from the pleural cavity and is formed by the growth of the common cardinal veins to the midline of the body. ... Synonym: pericardiopleural membrane, pleuropericardial membrane. ... (05 Mar 2 …

pericardiorrhaphy
Suture of the pericardium. ... Origin: pericardium + G. Rhaphe, suture ... (05 Mar 2000) ...

pericardiostomy
<procedure> Establishment of an opening into the pericardium. ... Origin: pericardium + G. Stoma, mouth ... (05 Mar 2000) ...

pericardiotomy
<procedure> Incision into the pericardium. ... Synonym: coleotomy, pericardotomy. ... Origin: pericardium + G. Tome, incision ... (05 Mar 2000) ...

pericarditic
Relating to pericarditis. ... (05 Mar 2000) ...

pericarditis
<pathology> Inflammation of the pericardium. ... (18 Nov 1997) ...

pericarditis calculosa
Pericardial calcification owing to antecedent pericarditis. ... (05 Mar 2000) ...

pericarditis epistenocardica
Pericarditis accompanying transmural myocardial infarction and limited to the area over the infarct. ... (05 Mar 2000) ...

pericarditis obliterans
Inflammation of the pericardium leading to adhesion of the two layers, obliterating the sac. ... See: adhesive pericarditis. ... (05 Mar 2000) ...

pericarditis sicca
Fibrinous pericarditis without significant pericardial effusion. ... (05 Mar 2000) ...

pericarditis villosa
Synonym for fibrinous pericarditis ... Acute pericarditis with fibrinous exudate. ... See: bread-and-butter pericardium. ... Synonym: hairy heart, pericarditis villosa, shaggy pericardium. ... (05 Mar 2000) ...