(n.) A partition; a septum; specifically, the folds of the pleura (and the space included between them) which divide the thorax into a right and left cavity. The space included between these folds of the pleura, called the mediastinal space, contains the heart and gives passage to the esophagus and great blood vessels.
Example Sentences:
(1) The masses were solitary and located in the retroperitoneum (five cases), mediastinum (one case), and axilla (one case).
(2) In general, air from the mediastinum far more often enters the left pleural cavity than the right one.
(3) Although bronchogenic cysts may involve the mediastinum, they have rarely been responsible for significant upper airway obstruction.
(4) X-ray CT and MRI of the mediastinum showed images compatible with residual thymic tissue in 8 of 9 patients.
(5) Three years after radiotherapy to the mediastinum for Hodgkin's disease, a 28 year old female presented with incapacititating angina.
(6) Autopsy findings showed no scar formation of his testes, and the primary lesion was finally diagnosed to be in the anterior mediastinum.
(7) A round mass in the dorsal, upper-right mediastinum is demonstrated in a patient with aneurysm of the innominate artery.
(8) Testicular tissue at ectopic site was identified by presence of characteristic signal intensity pattern, mediastinum testis and its location along empty spermatic canal in cases of inguinal testis either singly or in combination.
(9) All SR algorithms that were postprocessed to optimize imaging of the mediastinum were significantly inferior to FR in the detection of pulmonary lesions.
(10) Clearance into the mediastinum may be the major pathway for liquid sequestered in the loose, binding connective tissue.
(11) By means of several diagnostic procedures consisting of radiography, fluoroscopy, roentgen-kymography, angiocardiography and needle-biopsy under visible control it is often possible to distinguish between primary pericardiac lesions and growths of the mediastinum lying in close contact to the heart.
(12) The authors present the selective catheterization of the veins of the neck and mediastinum via the subclavian vein.
(13) those undergoing extended lymphadenectomy (particularly for lymph nodes of both sides of neck and upper mediastinum) and those of old age (70 years or above), were investigated for eventual characteristic features of postoperative changes in the parameters mentioned above.
(14) In order to study the effects of the commonly employed contrast media alone and in combination with bacteria in the mediastinum, various mixtures of barium and meglamine diatrizoate (Gastrografin) with and without flora were instilled in the mediastinum of 29 domestic cats.
(15) Five of the six stage 2 patients had positive foci located in the mediastinum or the lung areas and in the myocardium in one of them.
(16) In CT diagnosis for this type of dissection, cautions should be employed not only in an inhomogenous density area in the mediastinum and pleural cavity but also in the presence of deviation of intimal calcification and relatively high density area of crescent shape in aortic wall on plain CT.
(17) The PPD was positive and X-ray showed widening of the mediastinum.
(18) Similar cellulitis, mainly perivascular, was found in kidneys and anterior mediastinum.
(19) Further venous samplings were collected during cervico mediastinal phlebography because of persistent hypercalcemia: parathormone levels were high in a thymic vein and a new cervicotomy revealed a fifth gland with an adenoma in the high mediastinum.
(20) 58 patients have been operated for neurogenic tumors of the mediastinum.
Viscera
Definition:
(n.) pl. of Viscus.
(pl. ) of Viscus
Example Sentences:
(1) In the viscera, mechanoreception provides sensory feedback on organ volume and pressure.
(2) Viscera and peritoneal surfaces were anatomically isolated and exposed to light for intervals calculated to deliver the prescribed energy.
(3) This form of KS (epidemic or AIDS-KS) is aggressive and often results in dissemination and invasion of lymph nodes and viscera.
(4) Postmortem examination revealed cerebral edema and fatty degeneration of the viscera.
(5) A survey of gastrointestinal nematodes in Georgia cattle was conducted from 1968 through 1973 from actual worm counts from viscera of 145 slaughtered beef cattle or from egg counts made from fecal samples from 3,273 beef and 100 dairy cattle.
(6) Gross and microscopic pathology in the treated mice included: acute active hyperemia of the viscera, multifocal areas of necrosis of the musculature of the intestinal wall and diaphragm and the presence of cytoplasmic vacuoles in the peripheral margins of the acinar portion of the pancreas.
(7) The single space thus created allows the wide implantation of a subperitoneal Mersilene prosthesis which is isolated from the viscera as well as from the skin.
(8) The patient died at the age of 25 years and histopathological examinations of the vessels demonstrated obstructive atheromatous lesions in the medium sized and small arteries of the brain and viscera.
(9) This distribution of neurones with predominantly vasoconstrictor functions differs markedly from that observed after labelling preganglionic fibres that project in the hypogastric nerve to the pelvic viscera.
(10) Certain features in the operative technique are emphasized which should prevent many of these complications.Intraoperative complications during the groin hernia repair are primarily hemorrhage and injury to the vas deferens, the three nerves in the area, the vascular supply of the testis, and the abdominal and pelvic viscera.
(11) Viscera (48.3 kg) from moray eels (Lycodontis javanicus) collected in a ciguatera endemic area were extracted and the ciguatoxins characterized.
(12) Hatched chicks were small and had pale feathers, skin, skeletal muscles, bone marrow, and viscera.
(13) Subdural hematomas and bursting of abdominal viscera represent acute threats to the child's life.
(14) Foam cells in viscera and placenta demonstrated widespread accumulation of a lipidlike material.
(15) The technique avoids the severe and sometimes fatal preliminary complications resulting from sudden increase in abdominal pressure and diaphragmatic elevation that accompany replacement of abdominal viscera that have lost their "right of domain" with large hernias or abdominal wall defects.
(16) For both anesthetic drugs, despite adequate analgesia for laparotomy, response to manipulation of abdominal viscera was observed in 12 goats.
(17) Also, it can be used in patients suffering from cancer of the pancreas and upper abdominal viscera.
(18) In the former tests changes in cardiac output and blood redistribution between leg and viscera circulations were more distinct.
(19) Finally, the third step consists of the harvesting of the abdominal viscera.
(20) Inflammatory and dengerative changes in the central nervous system and viscera of mice were detected throughout the observation period starting from the 7th day postinoculation.