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n. pl. me·di·as·ti·na (-nə)
The region in mammals between the pleural sacs, containing the heart and all of the thoracic viscera except the lungs.

[New Latin mediastīnum, from neuter of Medieval Latin mediastīnus, medial, middle, from Latin, servant employed on general tasks (Medieval Latin anatomical sense probably influenced by Latin intestīnum, intestine), from medius, middle; see medhyo- in Indo-European roots.]

me′di·as·ti′nal (-nəl) adj.


a. mediastínico-a, rel. al mediastino;
___ emphysemaenfisema ___.


adj mediastínico
References in periodicals archive ?
1] Two patients with severe mediastinal abscess after EBUS-TBNA were treated successfully with surgical drainage in our department, and we reported here to improve our clinical vigilance to this disease.
Mediastinal ectopic thyroid is very rare, seen in less than 1% of all cases.
1,4] In addition, the manifestation of IgG4-RLD were mostly described as parenchymal nodules or masses, interstitial lung disease, mediastinal lymphadenopathy, and fibrosing mediastinitis; [1,2,4,5] however, few studies reported cavitating IgG4-RLD.
Differentiating abnormal mediastinal contours from the normal mediastinum on a chest radiograph and recommending appropriate further imaging evaluation are essential steps in correct diagnosis of mediastinal abnormalities.
The product's approval includes patients with diffuse large B-cell lymphoma (DLBCL) not otherwise specified, primary mediastinal large B-cell lymphoma (PMBCL), high-grade B-cell lymphoma, and DLBCL resulting from follicular lymphoma (transformed follicular lymphoma, or TFL).
EBUS-TBNA is also associated with improved mediastinal lymph node staging accuracy in lung cancer, and can differentiate more accurately benign from malignant, and enlarged hilar from mediastinal lymph nodes (5,6).
The frequency of a mediastinal teratoma arising in the posterior mediastinum is approximately 3%.
Mediastinal cysts are uncommon and usually diagnosed by routine radiographic imaging procedures.
Our patient is a 49-year-old black woman with a known history of a posterior mediastinal mass discovered after developing a non-productive cough.
Introduction: Pneumomediastinum, the mediastinal localization of the air after perforation in the respiratory or gastrointestinal system organs, is rarely seen in children.
In this study, 25 patients with an anterior mediastinal lesion underwent CT perfusion imaging from January 2015 to February 2016.
The attributes of site of lymph node biopsy were; supra-clavicular, cervical, axillary, right mediastinal and submandibular.