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

bronchiolar adenocarcinoma
Synonym for bronchiolar carcinoma ... <tumour> A carcinoma, thought to be derived from epithelium of terminal bronchioles, in which the neoplastic tissue extends along the alveolar walls and grows in small masses within the alveoli; involvement may be uniformly diffuse and massive, or nodular, or lobular; microscopically, the neoplastic cells …

bronchiolar carcinoma
<tumour> A carcinoma, thought to be derived from epithelium of terminal bronchioles, in which the neoplastic tissue extends along the alveolar walls and grows in small masses within the alveoli; involvement may be uniformly diffuse and massive, or nodular, or lobular; microscopically, the neoplastic cells are cuboidal or columnar and form pap …

bronchiolar exocrine cell
Synonym for Clara cell ... A rounded, club-shaped, nonciliated cell protruding between ciliated cell's in bronchiolar epithelium; believed to be secretory in function. ... Synonym: bronchiolar exocrine cell. ... (05 Mar 2000) ...

bronchiole
<anatomy> This refers to the smaller airways in the lungs. A minute subdivisions of the bronchi that terminate in the alveoli (oxygen exchange apparatus). ... (13 Nov 1997) ...

bronchiolectasia
Synonym for bronchiolectasis ... Bronchiectasis involving the bronchioles. ... Synonym: bronchiolectasia. ... Origin: bronchiole + G. Ektasis, a stretching ... (05 Mar 2000) ...

bronchiolectasis
Bronchiectasis involving the bronchioles. ... Synonym: bronchiolectasia. ... Origin: bronchiole + G. Ektasis, a stretching ... (05 Mar 2000) ...

bronchioles
The tiny branches of air tubes within the lungs which are the continuation of bronchi and connect to the alveoli (air sacs). ... (12 Dec 1998) ...

bronchioli
The pleural of bronchiolus. ... (05 Mar 2000) ...

bronchioli respiratorii
Synonym for respiratory bronchioles ... The smallest bronchioles (0.5 mm in diameter) that connect the terminal bronchioles to alveolar ducts; alveoli rise from part of the wall. ... Synonym: bronchioli respiratorii. ... (05 Mar 2000) ...

bronchiolitis
<chest medicine, paediatrics> This refers to inflammation of the bronchioles, usually secondary to viral infection (RSV). ... (13 Nov 1997) ...

bronchiolitis fibrosa obliterans
Obstruction of bronchioles and alveolar ducts by fibrous granulation tissue induced by mucosal ulceration; the condition may follow inhalation of irritant gases (see silo-filler's lung) or may complicate pneumonia (see BOOP); associated with obstructive findings (see unilateral hyperlucent lung, Swyer-James syndrome). ... Synonym: bronchiolitis obli …

bronchiolitis obliterans
Inflammation of the bronchioles with obstruction by fibrous granulation tissue or bronchial exudate. It may follow inhalation of irritating gases or foreign bodies and it complicates pneumonia. ... (12 Dec 1998) ...

bronchiolitis, viral
An acute inflammatory disease of the upper respiratory tract, caused by paramyxoviruses, occurring primarily in infants and young children; the viruses most commonly implicated are parainfluenza type 3 and respiratory syncytial virus. ... (12 Dec 1998) ...

bronchiolo-
Bronchiole. ... Origin: L. Bronchiolus ... (05 Mar 2000) ...

bronchiolo-alveolar carcinoma
Synonym for bronchiolar carcinoma ... <tumour> A carcinoma, thought to be derived from epithelium of terminal bronchioles, in which the neoplastic tissue extends along the alveolar walls and grows in small masses within the alveoli; involvement may be uniformly diffuse and massive, or nodular, or lobular; microscopically, the neoplastic cells …

bronchioloalveolar adenocarcinoma
Synonym for bronchiolar carcinoma ... <tumour> A carcinoma, thought to be derived from epithelium of terminal bronchioles, in which the neoplastic tissue extends along the alveolar walls and grows in small masses within the alveoli; involvement may be uniformly diffuse and massive, or nodular, or lobular; microscopically, the neoplastic cells …

bronchiolopulmonary
Relating to the bronchioles and the lungs. ... (05 Mar 2000) ...

bronchiolus
Synonym: bronchiole. ... Origin: Mod. L. Dim. Of bronchus ... (05 Mar 2000) ...

bronchiolus terminalis
Synonym for terminal bronchiole ... The end of the nonrespiratory conducting airway; the lining is simple columnar or cuboidal epithelium without mucous goblet cells; most of the cells are ciliated, but a few nonciliated serous secreting cells occur. ... Synonym: bronchiolus terminalis. ... (05 Mar 2000) ...

bronchiostenosis
<embryology> Narrowing of a bronchial tube ... (13 Nov 1997) ...

bronchitic
Relating to bronchitis. ... (05 Mar 2000) ...

bronchitic asthma
Asthma precipitated by bronchitis. ... Synonym: catarrhal asthma. ... (05 Mar 2000) ...

bronchitis
<chest medicine> Inflammation of one or more bronchi, usually secondary to infection. ... (13 Nov 1997) ...

bronchitis obliterans
Fibrinous bronchitis in which the exudate is not expectorated but becomes organised, obliterating the affected portion of the bronchial tubes with consequent permanent collapse of affected portions of the lung. ... (05 Mar 2000) ...

bronchium
Synonym: bronchus. ... Origin: Mod. L. Fr. G. Bronchion ... (05 Mar 2000) ...

broncho-
Bronchus, and, in ancient usage, the trachea. ... Origin: G. Bronchos, windpipe ... (05 Mar 2000) ...

bronchoalveolar
Synonym for bronchovesicular ... Relating to the bronchioles and alveoli in the lungs. ... Synonym: bronchoalveolar. ... (05 Mar 2000) ...

bronchoalveolar lavage
Washing out of the lungs with saline or mucolytic agents for diagnostic or therapeutic purposes. It is very useful in the diagnosis of diffuse pulmonary infiltrates in immunosuppressed patients. ... (12 Dec 1998) ...

bronchoalveolar lavage fluid
Fluid obtained by washout of the alveolar compartment of the lung. It is used to assess biochemical and inflammatory changes in and effects of therapy on the interstitial lung tissue. ... (12 Dec 1998) ...

bronchobiliary fistula
Communication between a bronchus and the bile duct, e.g., after a ruptured hepatic abscess. ... (05 Mar 2000) ...

bronchocavernous
Relating to a bronchus or bronchial tube and a pulmonary pathologic cavity. ... (05 Mar 2000) ...

bronchocavitary fistula
A communication between the bronchus and a lung abscess cavity. ... (05 Mar 2000) ...

bronchocentric granulomatosis
A severe form of allergic bronchopulmonary aspergillosis. ... (05 Mar 2000) ...

bronchoconstriction
<chest medicine, physiology> The act or process of decreasing the calibre of a bronchus, bronchostenosis. ... (18 Nov 1997) ...

bronchoconstrictor
1. Causing a reduction in caliber of a bronchus or bronchial tube. ... 2. An agent that possesses this action (e.g., histamine). ... (05 Mar 2000) ...

bronchoconstrictor agent
Agents causing the narrowing of the lumen of a bronchus or bronchiole. ... (12 Dec 1998) ...

bronchodilatation
<chest medicine, physiology> A dilated state of a bronchus or the site at which a bronchus is dilated. ... (18 Nov 1997) ...

bronchodilation
1. Alternative spelling for bronchodilatation. ... 2. Rarely used term for bronchiectasis. ... (05 Mar 2000) ...

bronchodilator
<pharmacology> A medication that acts to dilate (enlarge) the lumen of the airway to allow the unrestricted passage of air. These medications are commonly given to those with asthma who manifest wheezing. ... Examples include: theophylline, aminophylline, adrenaline, Alupent, metaproterenol, isoproterenol, Ventolin, Proventil, bitolterol, salm …

bronchodilator agents
Drugs that cause expansion of the lumina of the air passages of the lungs. ... (12 Dec 1998) ...

bronchoedema
Swelling of the mucosa of the bronchi. ... (05 Mar 2000) ...

bronchoesophageal fistula
Communication between a bronchus and the oesophagus; may occur in association with either infection or tumours involving a bronchus or the oesophagus. ... (05 Mar 2000) ...

bronchoesophageal muscle
<anatomy> Muscular fascicles, arising from the wall of the left bronchus, which reinforce the musculature of the oesophagus. ... Synonym: musculus bronchoesophageus. ... (05 Mar 2000) ...

bronchoesophagology
The specialty concerned with the diagnosis and treatment of diseases of the tracheobronchial tree and oesophagus by endoscope and other means. ... Origin: broncho-+ G. Oisophagos, oesophagus, + logos, study ... (05 Mar 2000) ...

bronchoesophagoscopy
Examination of the tracheobronchial tree or oesophagus through appropriate endoscopes. ... (05 Mar 2000) ...

bronchofibrescope
<instrument> A fibreoptic endoscope particularly adapted for visualization of the trachea and bronchi. ... (05 Mar 2000) ...

bronchogenic
<anatomy> Originating from the bronchi. ... Examples include bronchogenic carcinoma (cancer). ... Origin: Gr. Gennan = to produce ... (27 Sep 1997) ...

bronchogenic carcinoma
<tumour> Squamous cell or oat cell carcinoma that arises in the mucosa of the large bronchi and produces a persistent productive cough or haemoptysis; local growth causes bronchial obstruction and is observed radiologically as an enlarging lung mass; malignant tumour cells can be detected in the sputum, and they metastasize early to the thora …

bronchogenic cyst
<radiology> Abnormality of primitive foregut (ventral segment = tracheobronchial tree; dorsal segment = oesophagus), lined with columnar respiratory epithelium, CT: water density (50%); higher density (50%); may have air/fluid level, mediastinal brochogenic cyst (86%), associated with spinal abnormalities, M:F = 1:1, stridor, dysphagia; usual …

bronchogram
A radiograph obtained by bronchography; radiographic visualization of a bronchus. ... Origin: broncho-+ G. Gramma, a writing ... (05 Mar 2000) ...

bronchography
Radiography of the bronchial tree after injection of a contrast medium. ... (12 Dec 1998) ...

broncholith
A hard concretion in a bronchus or bronchial tube. ... Synonym: bronchial calculus. ... Origin: broncho-+ G. Lithos, stone ... (05 Mar 2000) ...

broncholithiasis
Bronchial inflammation or obstruction caused by broncholiths. ... (05 Mar 2000) ...

bronchomalacia
Degeneration of elastic and connective tissue of bronchi and trachea. ... Origin: broncho-+ G. Malakia, a softening ... (05 Mar 2000) ...

bronchomediastinal trunk
A lymphatic vessel arising from the union of the efferent lymphatics from the tracheo-bronchial and mediastinal nodes on either side. On the left side, it may be largely replaced by direct drainage into the thoracic duct. ... Synonym: truncus bronchiomediastinalis. ... (05 Mar 2000) ...

bronchomotor
1. Relating to a change in caliber, dilation, or contraction of a bronchus or bronchiole. ... 2. An agent possessing this action. ... Origin: broncho-+ L. Motor, mover ... (05 Mar 2000) ...

bronchomycosis
Any fungus disease of the bronchial tubes or bronchi. ... Origin: broncho-+ G. Mykes, fungus ... (05 Mar 2000) ...

bronchoplasty
Surgical alteration of the configuration of a bronchus. ... Origin: broncho-+ G. Plastos, formed ... (05 Mar 2000) ...

bronchopleural fistula
Communication between a bronchus and the pleural cavity; usually caused by necrotizing pneumonia or empyema; also may follow pulmonary surgery or irradiation. ... Synonym: B-P fistula. ... (05 Mar 2000) ...

bronchopneumonia
<chest medicine> A name given to an inflammation of the lungs which usually begins in the terminal bronchioles. ... These become clogged with a mucopurulent exudate forming consolidated patches in adjacent lobules. The disease is frequently secondary in character, following infections of the upper respiratory tract, specific infectious fevers …

bronchopneumonic aspergillosis
Synonym for bronchopulmonary aspergillosis ... An inflammatory and destructive disease of the bronchi and lungs due to the presence and growth of Aspergillus fumigatus. There are four varieties: 1) a bronchial infection with allergic manifestations, in which the fungus grows in the mucus (evoked by the inflammation), which may be expectorated as yel …

bronchopulmonary
<anatomy> Pertaining to the lungs and their air passages, both bronchial and pulmonary. ... (18 Nov 1997) ...

bronchopulmonary aspergillosis
An inflammatory and destructive disease of the bronchi and lungs due to the presence and growth of Aspergillus fumigatus. There are four varieties: 1) a bronchial infection with allergic manifestations, in which the fungus grows in the mucus (evoked by the inflammation), which may be expectorated as yellow bronchial casts and may cause intermittent …

bronchopulmonary dysplasia
<embryology, paediatrics> A form of chronic lung disease of uncertain cause sometimes seen in children who have received mechanical respiratory support (with high oxygenation) in the neonatal period. Often associated with those infants who have been treated for hyaline membrane disease. ... Origin: Gr. Plassein = to form ... (27 Sep 1997) ...

bronchopulmonary lymph nodes
Lymph nodes in the hilum of the lung that receive lymph from the pulmonary node's, and drain to the tracheobronchial nodes. ... Synonym: glandulae bronchiales, bronchial glands, hilar lymph nodes, nodi lymphatici bronchopulmonales. ... (05 Mar 2000) ...

bronchopulmonary segment
The largest subdivision of a lobe of the lung; it is supplied by a direct tertiary (lobular) bronchus and a tertiary branch of the pulmonary artery; it is separated from adjacent segments by connective tissue septa. ... Synonym: segmentum bronchopulmonale. ... (05 Mar 2000) ...

bronchopulmonary segments
A subdivision of one lobe of a lung based on the connection to the segmental bronchus. For example, the right upper lobe has apical, anterior, and posterior segments. ... (12 Dec 1998) ...

bronchopulmonary sequestration
A developmental anomaly in which a mass of nonfunctioning lung tissue lacks normal connection with the tracheobroncheal tree and receives an anomalous blood supply originating from the descending thoracic or abdominal aorta. The mass may be extralobar, i.e., completely separated from normally connected lung, or intralobar, i.e., partly surrounded b …

bronchopulmonary spirochetosis
Synonym for haemorrhagic bronchitis ... Chronic bronchitis due to infection with spirochetes (though other bacteria are usually present and contribute to the infection) and characterised by cough and bloody sputum. ... Synonym: bronchopulmonary spirochetosis, bronchospirochetosis, Castellani's bronchitis. ... (05 Mar 2000) ...

bronchorrhaphy
Suture of a wound of the bronchus. ... Origin: broncho-+ G. Rhaphe, a seam ... (05 Mar 2000) ...

bronchorrhoea
<pathology> Excessive secretion of mucous from the bronchial mucosa. ... (27 Sep 1997) ...

bronchoscope
<instrument> A thin, flexible instrument used to view the air passages of the lung. ... (12 Dec 1998) ...

bronchoscopic brush
A small brush for insertion through a bronchoscope to wipe off cells for microscopic identification in suspected bronchial carcinoma. ... (05 Mar 2000) ...

bronchoscopic smear
Synonym for lower respiratory tract smear ... A group of cytologic specimens containing material from the lower respiratory tract and consisting mainly of sputum (spontaneous, induced) and material obtained at bronchoscopy (aspirated, lavaged, brushed); used for cytologic study of cancer and other diseases of the lungs. ... Synonym: bronchoscopic sme …

bronchoscopic sponge
A small fold of gauze used on a long applicator to apply medication or remove secretions through a bronchoscope. ... (05 Mar 2000) ...

bronchoscopy
<investigation, procedure> An examination used for inspection of the interior of the tracheo-bronchial tree, performance of endobronchial diagnostic tests, taking of specimens for biopsy and culture and removal of foreign bodies. ... (16 Dec 1997) ...

bronchospasm
<chest medicine, physiology> Spasmodic contraction of the smooth muscle of the bronchi, as occurs in asthma. ... (18 Nov 1997) ...

bronchospasmolytic
Relieving a bronchospasm. ... (05 Mar 2000) ...

bronchospirochetosis
Synonym for haemorrhagic bronchitis ... Chronic bronchitis due to infection with spirochetes (though other bacteria are usually present and contribute to the infection) and characterised by cough and bloody sputum. ... Synonym: bronchopulmonary spirochetosis, bronchospirochetosis, Castellani's bronchitis. ... (05 Mar 2000) ...

bronchospirography
Use of a single lumen endobronchial tube for measurement of ventilatory function of one lung. ... Origin: broncho-+ L. Spiro, to breathe, + G. Grapho, to write ... (05 Mar 2000) ...

bronchospirometer
A device for measurement of rates and volumes of air flow into each lung separately, using a double lumen endobronchial tube. ... Origin: broncho-+ L. Spiro, to breathe, + G. Metron, measure ... (05 Mar 2000) ...

bronchospirometry
Spirometric technique in which the volume of air breathed in the right and left lung is recorded separately. ... (12 Dec 1998) ...

bronchostaxis
<chest medicine> Haemorrhage from a bronchus. ... (27 Sep 1997) ...

bronchostenosis
Chronic narrowing of a bronchus. ... (05 Mar 2000) ...

bronchostomy
<procedure> Surgical formation of a new opening into a bronchus. ... Origin: broncho-+ G. Stoma, mouth ... (05 Mar 2000) ...

bronchotracheal
Relating to the trachea and bronchi. ... (05 Mar 2000) ...

bronchovesicular
Relating to the bronchioles and alveoli in the lungs. ... Synonym: bronchoalveolar. ... (05 Mar 2000) ...

bronchovesicular respiration
Combined bronchial and vesicular respiration. ... (05 Mar 2000) ...

bronchus
<anatomy, chest medicine> Any of the larger air passages of the lungs, having an outer fibrous coat with irregularly placed plates of hyaline cartilage, an interlacing network of smooth muscle and a mucous membrane of columnar ciliated epithelial cells. ... Origin: L., Gr. Bronchos = windpipe ... (18 Nov 1997) ...

bronchus intermedius
Synonym for intermediate bronchus ... The portion of the right main bronchus between the upper lobe bronchus and the origin of the middle and inferior lobe bronchi. ... Synonym: bronchus intermedius. ... (05 Mar 2000) ...

bronchus principalis dexter
Synonym for right main bronchus ... It arises at the bifurcation of the trachea and enters the hilum of the right lung, giving off the superior lobe bronchus and continuing downward to give off the middle and inferior lobe bronchi. It is shorter, of greater caliber, and more nearly-vertical than the left main bronchus, thus, aspirated objects more f …

bronchus principalis sinister
Synonym for left main bronchus ... It arises at the bifurcation of the trachea, passes in front of the oesophagus and enters the hilum of the left lung where it divides into a superior lobe bronchus and an inferior lobe bronchus. It is longer, of narrower caliber, and more nearly-horizontal than the right main bronchus, hence, aspirated objects ente …

bronchus segmentalis
Synonym for segmental bronchus ... One of the divisions of the lobar bronchus that supplies a bronchopulmonary segment. In the right lung there are commonly ten: in the superior lobe, the apical (B1) segmental bronchus, bronchus segmentalis apicalis; posterior (B2) segmental bronchus, bronchus segmentalis (BII) posterior; and anterior (B3) segmental …

Bronsted acid
An acid that is a proton donor. ... (05 Mar 2000) ...

Bronsted base
Any molecule or ion that combines with a proton; e.g., OH-, CN-, NH3; this definition replaces the older and more limited concepts of base. ... (05 Mar 2000) ...

Bronsted theory
That an acid is a substance, charged or uncharged, liberating hydrogen ions in solution, and that a base is a substance that removes them from solution (e.g., NH4+, CH3COOH, and HSO4- are acids; NH3, CH3COO-, and SO4- are bases); useful in the concept of weak electrolytes and buffers. ... Compare: Bronsted acid, Bronsted base. ... (05 Mar 2000) ...

Bronsted, Johannes
<person> Danish physical chemist, 1879-1947. ... See: Bronsted acid, Bronsted base, Bronsted theory. ... (05 Mar 2000) ...

brontophobia
<psychology> A morbid fear of thunder. ... Origin: Gr. Phobos = fear ... (16 Mar 1998) ...

brontozoum
<paleontology> An extinct animal of large size, known from its three-toed footprints in Mesozoic sandstone. ... The tracks made by these reptiles are found eighteen inches in length, and were formerly referred to gigantic birds; but the discovery of large bipedal three-toed dinosaurs has suggested that they were made by those reptiles. ... Orig …

bronze
1. To give an appearance of bronze to, by a coating of bronze powder, or by other means; to make of the colour of bronze; as, to bronze plaster casts; to bronze coins or medals. 'The tall bronzed black-eyed stranger.' (W. Black) ... 2. To make hard or unfeeling; to brazen. 'The lawer who bronzes his bosom instead of his forehead.' (Sir W. Scott) Bro …