Items tagged “mediastinum”
33 results found
Article
Anterior mediastinal mass
Anterior mediastinal masses can be caused by neoplastic and non-neoplastic pathology. These masses arise in the anterior mediastinum, that portion of the mediastinum anterior to the pericardium and below the level of the clavicles.
Epidemiology
The prevalence of anterior mediastinal masses on...
Article
Garland triad
Garland triad, also known as the 1-2-3 sign or pawnbroker's sign, is a lymph node enlargement pattern on chest radiographs which has been described in sarcoidosis:
right paratracheal nodes
right hilar nodes
left hilar nodes
Hilar lymphadenopathy is symmetrical and usually massive...
Article
Thoracic aortic dilatation (differential)
There is a broad differential for thoracic aortic dilatation.
Differential diagnosis
senile ectasia
hypertension
post-stenotic dilatation, e.g. bicuspid aortic valve
thoracic aortic aneurysm
atherosclerosis (usually descending thoracic aorta)
collagen disorders
Marfa...
Article
Panda sign (sarcoidosis)
The panda sign of sarcoidosis is a gallium-67 citrate scan finding. It is due to bilateral involvement of parotid and lacrimal glands in sarcoidosis, superimposed on the normal uptake in the nasopharyngeal mucosa.
The presence of perihilar adenopathy adds the lambda distribution of increased up...
Case
Thymoma - invasive
Published
04 Jan 2010
70% complete
X-ray
CT
Case
Thymoma - metastatic
Published
09 Feb 2010
92% complete
CT
X-ray
Case
Thymoma
Published
11 Feb 2010
86% complete
X-ray
MRI
Case
Anterior mediastinal teratoma
Published
15 Feb 2010
62% complete
X-ray
CT
Case
Sarcoidosis
Published
15 Feb 2010
71% complete
CT
Case
Thymoma
Published
23 Feb 2010
83% complete
CT
Article
Localized mediastinal malignant mesothelioma
A localized (solitary) mediastinal malignant mesothelioma is a rare variant of malignant pleural mesothelioma and is thought to arise from mesothelial cells of the pericardium.
There are too few report cases to be dogmatic in regards to epidemiological or radiographic features.
Differential di...
Case
Giant schwannoma - posterior mediastinum
Published
03 Mar 2010
80% complete
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CT
Article
Mediastinal teratoma
Mediastinal teratomas are germ cell tumors located in the anterior mediastinum, representing the most common extra-gonadal germ cell tumors.
Epidemiology
They account for approximately 15% of anterior mediastinal masses in adults and approximately 25% of anterior mediastinal masses in children...
Article
Anterior mediastinal germ cell tumors
Germ cell tumors are one of the causes of an anterior mediastinal mass, and any of the germ cell histologies may be identified. They can therefore be divided histologically into:
mediastinal seminoma
non-seminomatous germ cell tumors (NSGCT)
embryonal carcinoma
choriocarcinoma
yolk sac tumo...
Case
Lymphoma
Published
02 Aug 2010
57% complete
CT
MRI
Nuclear medicine
Case
Thymoma
Published
23 Aug 2010
83% complete
Nuclear medicine
X-ray
CT
Case
Foregut duplication cyst
Published
29 Aug 2010
53% complete
CT
MRI
Case
Thymoma
Published
23 Apr 2011
75% complete
CT
Case
Mediastinal germ cell tumor
Published
02 Jul 2011
89% complete
CT
Case
Prominent thymus: widened mediastinal shadow
Published
27 Mar 2012
47% complete
X-ray