Items tagged “chest”
77 results found
Article
Aberrant right subclavian artery
Aberrant right subclavian arteries (ARSA), also known as arteria lusoria, are among the commonest aortic arch anomalies.
Epidemiology
The estimated incidence is 0.5-2% 1.
Associations
as can be expected from the embryological development of the artery, the right recurrent laryngeal nerve...
Article
Variant anatomy of the aortic arch
Variant anatomy of the aortic arch occurs when there is failure of normal aortic development. It results in a number of heterogenous anomalies of the aorta and its branch vessels.
Gross anatomy
Normally, the aorta ascends in the superior mediastinum to the level of the sternal notch before arc...
Article
Golden S-sign (lung lobe collapse)
The Golden S-sign is seen on both PA chest radiographs and on CT scans. It is named because this sign resembles a reverse S shape, and is therefore sometimes referred to as the reverse S-sign of Golden.
Although typically seen with right upper lobe collapse, the S-sign can also be seen with the...
Article
Asbestos
Asbestos is a set of six naturally occurring silicate minerals from mixture of calcium magnesium, iron, and sodium exploited commercially for their desirable physical properties, particularly their resistance to heat and burning. They all form thin elongated fibrous crystals, and can be manufact...
Case
Granulomatosis with polyangiitis
Published
20 Oct 2010
45% complete
CT
Case
Kartagener syndrome
Published
14 Jan 2011
86% complete
X-ray
CT
Article
Left ventricular enlargement
Left ventricular enlargement can be the result of a number of conditions, including:
pressure overload
hypertension
aortic stenosis
volume overload
aortic regurgitation
mitral regurgitation
wall abnormalities
left ventricular aneurysm
hypertrophic cardiomyopathy / dilated cardiomyopathy...
Case
Pulmonary tuberculosis
Published
04 Jul 2011
57% complete
X-ray
Article
Right paratracheal stripe
The right paratracheal stripe is a normal finding on the frontal chest x-ray and represents the right tracheal wall, adjacent pleural surfaces and any mediastinal fat between them. It is visible because of the silhouette sign created by air within the trachea medially and air within the lung lat...
Article
Chest x-ray lines and stripes
Chest x-ray lines and stripes are important to recognise on chest radiographs.
Lines are usually less than 1 mm in width and are comprised of tissue outlined on either side by air and typically represent pleural-covered structures within the middle and superior mediastinum 1,2:
anterior junct...
Case
Bronchiectasis
Published
02 Aug 2011
71% complete
X-ray
Case
Pleural effusion (ultrasonography)
Published
29 Feb 2012
83% complete
Ultrasound
X-ray
Case
Non-Hodgkin lymphoma infiltrating the thoracic wall
Published
02 May 2012
82% complete
CT
MRI
Article
Retrosternal airspace
The retrosternal airspace is seen as a normal lucency between the posterior aspect of the sternum and anterior aspect of the ascending aorta on lateral chest radiographs. This space normally measures less than 2.5 cm in width. Increased retrosternal airspace is a sign of pulmonary emphysema, whi...
Article
Cardiophrenic angle lesions
The cardiophrenic space is usually filled with fat. However, lesions originating above or lower to the diaphragm can present as cardiophrenic angle lesions.
The more common lesions encountered include:
pericardial fat pad
pericardial cyst
pericardial fat necrosis
Morgagni's hernia
lymphade...
Case
Luftsichel sign
Published
26 Nov 2012
87% complete
CT
Annotated image
Case
Bronchopleural fistula - postoperative complication
Published
29 Dec 2012
77% complete
CT
Case
Superior sulcus tumour
Published
30 Dec 2012
92% complete
CT
Case
Tree-in-bud appearance - endobronchial spreading of pulmonary tuberculosis
Published
31 Dec 2012
68% complete
CT
Case
CT angiogram sign - pulmonary lymphoma
Published
13 Jan 2013
77% complete
CT